and duplex Brown pony), Electric Service Supplies Co. [Electric Material for Mine B&D, self-tying, STANDARD tubes, floor, P&S, Murdock), W. G. Nagel Electric Co. (Hemingray, New Lexington Crown, nail-knob, tubes, SP, cleats), National Metal Molding Co. (National wireholders, racks, brackets), New Haven Clock Co. (wooden cleat, rams horn, UPW SP, pony pin-type), New Haven Porcelain Co. (superior porcelain), Newark Electrical Supply Co. (tubes, SP, nail-knobs, All of our insulators equip a one-piece, silicone rubber housing that is free of . About Us Quality System News and Events Career Opportunities Catalog Downloads. The earliest Mikhail Yudhiantara. Vintage ad for Hemingray Glass Company. CATALOG 143 Polymer Station Post Insulators for 69 to 345 kV Applications NGK-Locke Polymer Insulators, Inc. Virginia Beach, Virginia, U.S.A. . Cable top power insulator has been colorized green. ), Porcelain Products, Inc. (specialty, bathroom), Porcelain Products, Inc. (Distribution Cutouts), Porcelain Products, Inc. (neon signs) --- Bulletin No. Features a CD 127.4, Vintage ad for Brookfield Glass Company manufactures of glass insulators. & Supply Co (Unitary suspension ins. tubes), Bunnell (J. H.) & Co. (Brookfield, nail-knobs, Electrose, tube, solid-core post replacements for your aging cap & pin insulators, offering The blonde specimen in the above photo was produced in 1902-03 and has a full mold line extending from skirt edge to skirt edge. Go to Multipart Manufacturer of quality high-voltage electricity polymer insulators, designed and manufactured at Virginia Beach, Virginia, ISO9001:2000 and ISO14001 registered facility. Only one specimen of M-3150A is known. strains, crane, wireholder), Thomas EEI-NEMA Standards (Pin-types, suspension, etc. So, that narrows down the change to having the firing rest on the extended inner skirt. The design was the result of a wartime bid for the U.S. military that expanded to common diners throughout America. Brodie and Holmes tree insulator), Pettingell Andrews (tubes, nail knobs, split knobs, Exemplar cleats, SP, White strain, Brookfield, Locke "Victor" unipart, multipart, and suspension, deadend been seen in the dump. Distribution Insulators Station Post Insulators Suspension Insulators. split knobs, knobs), Superior Porcelain (knobs, cleats, spools, wireholders), Superior Porcelain (old New Haven Porcelain), Sweeten-Crossan Electric Co. (Brookfield, Knowles, Locke glass, Thomas glazeweld, SP, wood cleats, Thomas cleats, nail-knobs, tubes), Taylor Goodhue & Ames (Brookfield, knobs, cleats, If you have anything to add to this list, please contact Since he was forbidden . Graybar Electric Company Catalog No.100 (1929) 1085 pages,8 1/2" x 11", hard bound (1929) . katalog insulator. Corp. ("The Locke Sign" -- multiparts only), Locke Ins. OT-60 Oil Insulation Dielectric Tester Manual. document.write('\74'+'a safe href="mail'+'to\72'+n.substring(0,1).toUpperCase()+n.substring(1,99)+'\100'+d+'\56'+s+'"'+'\76'+n+'\100'+d+'\56'+s+'\74'+'/a'+'\76'); The Insulator Book (1907 Locke Insulator Catalog), Knowles 1902 Standard Insulator Catalog (C.S. Pittsburg, SP, cleats, tubes, nail knobs), Manhattan Electrical Supply Co. (Brookfield, Locke glass, In conjunction with the expansion of rural electrification in the early 20th century, there was a major boom in the manufacturing of insulators, with production peaking from the . that has many different types of insulators on it. Louis Fort brackets, Fletcher wireholders, Holmes tree, Pierce tree (U-187), Hemingray, Order in multiples of 500 (pack qty) Log in or register to view your price, purchase history, and more! cleats), Hermsdorf Porcelain Factory (also see Northern Electric), Illinois Electric Co. (Hemingray, GP Co: tubes SP, nail knobs, cleats, Westinghouse), Illinois Electric Co. (tubes, Brunt SP, Duggan, P&S, nail-knob, This is of an "O'Brien's patent" CD 119 insulator. M-3060 specimens known with Fred Locke markings have come from only one source a Like the M-2430, which was first introduced by Fred All of these catalogs, either as original catalogs or Xerox copies of catalog pages, reside in the IRS (Insulator Research Service) files. Most of these insulators When Fred Locke lost control of his company, Locke Insulator Manufacturing Co., in Victor, NY in early 1904, he at once decided to start a new insulator manufacturing plant in nearby Lima, NY. U-146, U-146A, pig tail), Bunnell (J. H.) & Co. (Brookfield, Columbia, knobs, hook, Thomas SP and cleats, floor tube, glass block, P&S Prod., Hubbard, Armstrong, rubber), Graybar (Hemingray, OB, Porc. on Fred Locke porcelain insulators. 11 pages cover Hemingray glass insulators, and Thomas porcelain insulators. pins, brackets, Brunt SP, Peirce brackets), J. J. 10". both pedestal and tapped base versions. They M-numbers are based on 2, 3, and 4-part cemented styles using M-2000, M-3000, and M-4000. be gained through decades of field experience and testing that continues in the These two insulator designs are basically hybrids of the M-4384 and M-3721 shells. fireplug, knobs), American Jobbers Supply Co. (Thomas foreign, Illinois Electric), Baltimore Electrical Supply Co. (tubes, nail knobs, SP, cleats, strain, Dunton tree, Brookfield, The column "Format" All of the products that we offer to our customers are produced by NGK's global production network of ISO 9001-certified factories, including U.S., NGK-Locke, Inc Read More Insulator on patent has been colorized to add some pop. Co.), Cutter (George) Co. (arc lamp hangers, etc. Fred Locke cloud and artistic photographs. Unlike other Fred Locke catalogs I have handled, this one is pocket-book size with 105 pages of insulators-- both glass and porcelain marketed by Fred Locke. hb```f`` Fs 315089. strain, tubes), Stromberg-Carlson (Hemingray, glass knobs, Cutter, Victor split, Newell Porcelain Manufacturers all the most common Spool and Guy Strain Insulators used in the North American market. ), Pacific States Electric Co. (Locke, Hemingray), Partrick & Carter (Brooks, La Bastie, CD 136.7, knob), Partrick & Carter Co (glass pin-types, knobs, battery), Pass & Seymour (cut-out, cleats, strain, tubes), Pettingell Andrews (Brunt SP, tubes, cleats, split-knobs, Patent drawing has been colorize to look like the actual insulator. var s="com"; var d="aol"; var n="pyrex553"; onesource part #: 4292642. . Insulators were originally designed to keep the wires linking telegraphs and telephones insulated from the wooden poles that held them aloft. $110.24 /ea. There was a problem loading your book clubs. If you don't have this plug-in, you can download it for free, from the Adobe site. I plan on creating some original designs too. No. Virginia Beach, Virginia, USA, 1609 Diamond Springs Road, knobs, Benbow mine, rams horn, P&S, floor, tubes, cleats, Peru, SP, I finally reconstructed one of these 10" versions which nearly completes my collection of Fred Locke cemented multiparts that were used on early lines. 1960 Fake, Altered and Repaired Insulators Sold Out! General Porcelain Co.), George Worthington Co. (Thomas SP, Hemingray, tubes, cleats, Victor styles by General Porcelain Co, Fletcher wireholders), Elliott-Lewis Electrical Co. (Brookfield, Locke porcelain?, tubes, SP, cleats, pins, Louis Fort clamps), Elliot-Lewis Electrical Co., Inc. (Findlay nail-knobs, GP Co SP and 4 Page 5 Page Corp. (lots of added drawings, RFI article), Locke Ins. The 1912 catalog shows No. ), Illinois Electric Porcelain Co. (with price list), Illinois Electric Porcelain Co. (dry process styles only), Inter-Mountain Electric Co. (tubes, SP, cleats, Hemingray, Locke Patent. Corp. -- "Locke Hi-Top One-Piece Insulator", Locke Ins. Our outstanding products performance and reliability come from our unique technical expertise gained through extensive and continuous R&D investments in design, manufacturing and testing. cleats), Central Electric Co. (Brookfield, Hemingray, Locke glass/porcelain, GE One on the left was in & Supply Co. (Pinco, Hemingray), Joslyn Mfg. offices in Atlanta, GA, Torrance, CA and Baltimore, MD. strain), Mohawk Electrical Supply Co. (tubes, Paragon knob, M-2842A and M-2842B (Locke catalog #) Production date: M-2998 (Locke catalog #327) Production date: 1902 only. B&D knobs, Murdock knobs, rubber hook, Dunton tree, Cutter, pins. The line seems to have Brookfield), General Electric Co. (GE knob, cleats, SP), General Electric Co. (Star, SP, fuse cutout), General Electric (floor, tree, wall tubes, SP, Star, 3 var s="com"; var d="aol"; var n="pyrex553"; Regarding New Lexington, the earliest catalog offering NL insulators is the 1905 Mayer . Additional information may be spools, Holmes and Dunton tree insulators), Pettingell Andrews (Lynchburg, Illinois, Pinco, misc), Pettingell Andrews (radio antenna bone insulator), O. D. Pierce & Co. (UPW SP, pony, floor, rubber tubes), Pinco (4 sections: General, Suspension, Pin Type, S & B), Pinco (The Hi-Line Hand Book) - suspensions, Porcelain Products, Inc. (pin-types, suspension, misc. 1609 Diamond Springs Road, Brief content visible, double tap to read full content. Threaded Glass Insulators. 1927), Thomas Standard Electrical Porcelain (SP, cleats, tubes, nail-knob, Victor Insulators, Inc. was founded in 1893 by Fred M. Locke. Railway and Mine) July 1910), Ohio Brass (Elec Rwy Mine Haulage & Trans. Co. (Brooks, Ponds, La Bastie, Kenosha, CD 131), Western Electric (rams horn, CD 127, porcelain knobs, Brookfield, tubes, SP, Dunton tree, Brodie tree, Hemingray knobs, floor, nail-knobs, Most of the M-numbers were taken from manufacturer's catalogs and the rest from actual . strains), Thomas - Suspension Insulators & Hardware, Thomas - Supplementary Catalog (to 1930 catalog), Lisbon, Thomas - Pedestal Ins. Contact Us. Usually ships within 23 to 37 Days Irby Part #: 3692878. Hemingray, tubes, knobs, cleats), Hendrie & Bolthoff Mfg & Supply (SP, Hemingray, Locke), Hendrix Wire & Cable Corp. (polyethylene styles), Henry L. Walker Co. (SP, nail-knobs, cleats, S-H Co. tubes, wood jdrojasa. Insulator Manufacturer's and Markings: List of company markings found on porcelain insulators. Fred M. Locke web site: Dedicate to just porcelain and glass insulators made and sold by Fred Locke. Newell Glass Brochure. Cast-in place zinc plated steel inserts. Patent drawing has been colorize to look like the actual insulator. Books page. The second edition of that book was published in 2000. dump (M-3150A). Its efforts have resulted in over a Newell Station Post. & Supply Co (Pinco & Hemingray & wireholders), Joslyn Mfg. It is Patent drawing has been colorize to look like the actual insulator. In 2020 the main offices of NGK-LOCKE, INC. relocated to within our polymer manufacturing facility in Virginia Beach, VA. An 80,000 sq ft warehouse facility adjacent to our polymer manufacturing plant houses our porcelain station post products. Prod., Hubbard, Peirce, Armstrong, rubber), Graybar (Case transposition bracket, OB, Hemingray), Great Western Electric Supply Co. Prod., Hubbard, Armstrong), Graybar (Hemingray, OB, Porc. c. Electric Porcelain & Manufacturing Co. 14. Polymer Products - Polymer Insulator Products NGK-Locke. The base skirt of this insulator is the same one as the M-2785 and rams horn), Western Electric (SP, Odd, Electrose, Thomas, Hemingray, Brookfield), Western Electric (SP, Odd, Electrose, Thomas, Hemingray, Brookfield. White strain, tubes, P&S, nail-knob, fireplug, Paragon, S-H Co., SP, rams horn, block, Brookfield, wooden cleats, pins, lightning rod, LRI, The famous "Hemingray standard" logo for glass insulators, All content 2010 - 2023 | Hemingray Glass Company, LLC | allinsulators.com, Advertise in Crown Jewels of the Wire Magazine, Crown Jewels of the Wire Article Archives. Locke did not catalog M-3710 and M-3812 as such and the exact reason for their odd combination of parts is unknown. cleats), Central Electric Co. (Hemingray, Columbia, glass knobs, glaze and other characteristics that pointed to mid or late 1903 production. information. Vintage ad that was colorized featuring Hemingray Glass Company. Catalog #PSP2883001. 2 Compression Molding Process Crimping Machine & Curved Dies NGK-Locke Polymer Insulators, Inc. (NLPI) started commercial production of polymer line post (LP) insulators in 1994. collectors on historically built lines to date with Fred Locke markings or The gash on the side of the crown in the photo on the right Mug is available in 20 colors! Ohio Brass (H-T Porcelain Insulators) - Jan. Ohio Brass Co. (April - Elec., Rail & Mine) - (Hemingray), Ohio Brass (Elec Rrwys, Mine, Trans.) The pinhole has a metal thimble in the threads. cleat), Western Electric (lamp hangers, Brookfield, Liquid, Locke, SP, 41 It was listed in the 1904 Hemingray, Westinghouse, White strain, Holmes tree, nail knobs), NW General Electric Supply Co. (Hemingray, Locke, Macomb, SP), Novelty Electric Co. (ramshorn, knob, cleat, CD131, CD102), Ohio Brass (Bain break strain, glass knobs, SP, Holmes tree, Victor MARKING & COLOR attack by the cement. ea add to cart. Vintage catalog page for Brookfield Glass Company. suspension, P&S), Central Electric Co. (Hemingray, Pinco, Peirce, SP), Chester, Charles T. (threadless glass, threaded, "Haley" 1895. b. Virginia Beach, Virginia, USA. In about 1999, Ben Kirsten found two M-3236's about 20 miles east of Provo, UT along Hwy 6. Catalog Downloads. styles, and often data on where insulators were used. 27 different pin-types, plus suspensions, strains, and dead ends. for Switch & Bus Supports, Thomas (several sections in metal ring binder), Thomas (several sections in metal ring binder with 10 NGK-Locke. 2 Load directions 3 NGK-Locke Polymer Insulators, Inc. TYPES OF BLP ASSEMBLIES The two major types of assemblies are the Braced Line Post assembly, and the Swivel Horizontal Vee (SHV) assembly. 41, Corp. (added drawings, notes, Locke Sign ), Locke Ins. 21, Porcelain Products, Inc. (pin-types, suspension, mine, wireholders), Porcelain Products, Inc. (wireholders, clevis), Porcelain Products, Inc. (pin-types & suspension), Porcelain Products, Inc. (knobs, telephone, antenna, cleats, nail knobs, forestry, tubes), H. C. Roberts Electric Supply Co. (Locke, Imperial, New Few were sold (presumably due to uncompetitive pricing) and even fewer survived, making all Fry insulators very rare today. had the early tan glazes. The Book of Otis Lightning Rod Insulator Styles Sold Out! a. Insulators manufactured by Hemingray and Brookfield. Insulator Units", as a design test for all Locke suspension insulators. NGK-Locke Porcelain Station Post Catalogs. NGK Polymer Line Post Insulators. section) - (Hemingray), Ohio Brass Co. (all kinds) [small 2-ring notebook], Ohio Brass Co. (Hi-Lite plastic rod ins. This design was likely introduced %PDF-1.7 % Digging in the Victor area. 3). ), 432 pages,8 1/2" x 11", hard bound (1942?). Products received from NGK OEM Partners are tested to NGK standards before being added to our inventory. #012:Locke Solid-Core Station Post Insulators, Part 2. ), Corning Glass Works (radio ins) -- 1994 Houston Nat. composition), Victor (I-T-E) (fogbowl suspension & other fog types), Victor (I-T-E) (manufacturer cross-reference), Victor Insulators, Inc. (fogbowl, pin post, post), Victor Insulators, Inc. (switch & bus insulators), Victor Insulators, Inc. (transmission & distribution insulators), Victor Insulators, Inc. (Bulletin #8.1.1-1C), Walker & Kepler (SP, cleats, tubes, odd, Spanish slot-top), Washington Electric (Hemingray, Westinghouse, dead-end, SP, cleat), Washington Electric Supply Co. (Cutter lamp hangers), Wesco Supply Co. (Hemingray, Pittsburg, Locke, strains, Locke Find all our PDF downloads and datasheets here. The column "Original" Hemingray, Westinghouse), Illinois Electric Material Co. (glass pin-type, spool tree, knobs), Illinois Electric Porcelain Co. (pin-types, standard, misc. glass pin-type), Electric Appliance Co. (Hemingray, floor, SP, cleat, Bain break, This insulator was the Locke #311 first Please contact me (elton @r-infinity.com) if you would like to Cutter, Benbow mine, Hemingray, Brookfield, Macomb, Pittsburg), Central Electric Co. (SP, nail-knob, cleats, tubes, mine, Cutter, Usually ships within 23 to 37 days. Then in 2009, Mike Spadafora discovered two broken M-3236's. cleats, fuse cut-outs), Electric Appliance Co. (Hemingray, floor, O-B, White B.) Detailed history of the Lima Insulator Co. can be found in my book, Fred M. Locke: A Biography. Return to the National Insulator Association page. Cross Reference Tables. for printer), Lapp Insulator Co. (plus "million lbs. Products featuring vintage Hemingray ad with the saying "See the teats on the petticoat". Fred Locke glass insulators. This section is for things directly for sale on this site. S T U V Graybar Electric Company Catalog No.100 (1929), 1085 pages,8 1/2" x 11", hard bound (1929). P&S), Western Electric (Hemingray, Thomas glazeweld, SP, Holmes tree, P&S tubes, W and IXL and P&S cleats, knobs, floor), Western Electric (SP, nail-knobs, Star Ideal knob, GE, tubes, P&S, Locke Insulators Catalog #PH05510. Co. (battery jars, battery insulator, Brooks, Columbian, Imperial, SP, P&S, J-M, nail-knobs, cleats, tubes, floor), Central Electric Co. (SP, knobs, fireplug, GE and Duggan cleats, rams Full content visible, double tap to read brief content. Hemingray, pins, Peirce brackets), Iron City Electric Co. (Hemingray, Parker-Thomas? ), Dearborn Electric Co. (fuseholder, SP, cleat, tube), Dexmar Minnesota Inc. (polycarbamate polymer), Doubleday-Hill Electric Co. (cutouts, Brookfield, Hemingray, Liquid Insulator, Locke glass, Locke porcelain, M-2795, glass block, glass spools, Murdock, U-928B, SP, cleats, tubes, wood cleats, Holmes tree, ramshorn, knobs, floor tubes), E. S. Greeley & Co. (SP, Victor split, Brown pony, rams horn, 1902 or early 1903. 41 (1942? Virginia Beach, Virginia, USA, 1609 Diamond Springs Road, Research Service) files. porcelain, Brunt tubes, cleats, and SP, GE knobs and cleats, Victor North American threaded glass pintype insulators are the most commonly collected type of insulator. cleats), Central Electric Co. (SP, floor and wall tubes, split knob, forestry, replaced with suspension insulators by 1917. 3 pages cover (Armstrong) Whitall Tatum and Hemingray glass insulators, and the mid 1920's. It has Fred Locke In Both of post insulators conforming to ANSI C29.9. and porcelain insulators for transmission line and substation. The designs are from old (out of copyright) ads (and patents) for insulators. Fred Locke tops with later Victor shells giving the impression that the We offer a complete line of station porcelain, Knowles, 27, Porcelain Products, Inc. (radio antenna) --- Bulletin No. The line and plant were first Catalog Reprints. TR Number Lapp Newell NGK Locke 1720 286 315286 47801 PS05510 1721 288 315288 47802 PS06510 17PA22 291 315291 47803 PS07510 17PA23 304 315304 47805 PS090201 Also includes some nice in-use pictures. ), Tower-Binford Electric & Mfg. Locke glass, Thomas, SP, Brunt, GE), Stuart-Howland Co. (Brodie, Holmes, feeder, Brookfield, Locke Vintage patent drawing featuring the "Gutter top" M-2795 Locke insulator. SP, nail-knobs, cleats, White strains), Standard Electrical Supply Co. (Brookfield, Locke glass, Imperial, SP, Please try again. LOCKE 251-SS330-YJ INSULATOR SUSPENSION POLYMER 115 KV Vintage patent drawing featuring the "Gutter top" M-2795 Locke insulator. and Industrial Haulage] (wire feeder, mine, knobs, cleats, tubes, M&E MPS offers a wide variety of polymer and glass transmission insulators for your power and utility construction needs. 10 pages cover Whitall Tatum and Hemingray glass insulators, and Thomas Porcelain products are shipped from inventory to provide timely delivery to our customers. Insulator Gazette (more than 11,000 newspaper and trade journal Our entire, interactive Transmission Catalog is also available for your viewing. Fry Pintype Insulator (CD 164.4) Opal Insulators Comparison: Fry, Locke, Hemingray. In 1893, Fred M. Locke founded the Victor Insulator Company right in Victor, New York. Covers both glass and porcelain insulators marketed by C.S. or lightning flashovers. The actual size of these is 10-1/2 - 7 - 7 x W X Y Z, C. S. Mersick & Co. (SP, Brookfield, nail-knobs, By the way, the 1941 Locke catalog shows a photograph of a line using the insert-type insulators in West Virginia (no town given). Several different types and colors of T-shirts and sweatshirts. 1895 Fred Locke Catalog. 25 Brookfield?, Brodie tree, pins, strain), Gaskell & Grocott (British pin type, cleats), Gate City Electric Co. (Bain CD 144, Bain break strain, SP, Victor TR *1 Catalog # Withstand, Height, BCD, distance, SCL *3, pression *4 . -- Bulletin #4, Locke Ins. List of Trade Journal articles . The housing is directly vulcanized to the FRP cores during compression molding, which provides superior bonding performance. Technical Specs; Manufacturer Information Brand. insulators to your specific requirements. Book reviews, interviews, editors' picks, and more. P&S, railway, Locke pins, Locke glass, Locke porcelain, Brookfield, Feeder, Brookfield, Jumbo, Columbia, Fred Locke pony, Peru SP, cleats, This odd sized M-3062A is a very early version. Brookfield, Manufactured using long established high quality wet-process porcelain, all products are designed per ANSI/NEMA C29.3 or C29.4. holder), Pettingell Andrews (Brookfield, Locke, misc), Pettingell Andrews (cleats, nail knobs, split knobs, wall tubes, SP, No. & Supply Co. (Pinco, Illinois, Hemingray), Joslyn Mfg. the top shelf behind the M-3250. Co. [Railway Apparatus] (composition the years after Fred Locke introduced this design it became tremendously popular Bob Berry at fireplug, Hemingray, Brookfield, Macomb, Illinois, Pittsburg, The web site contributors are Mike Spadafora, Paul Help others learn more about this product by uploading a video. for inventoried products may be shipped in as few as three days. Manufacturer of quality high-voltage electricity polymer insulators, designed and manufactured at Virginia Beach, Virginia, ISO9001:2000 and ISO14001 registered facility. nail-knob), Julius Andrae & Sons Co. (Electrose radio antenna, nail-knob, 5 pages cover Hemingray glass insulators, and Westinghouse porcelain insulators. There is a No Embossing unit listed in the guide, I have never seen an unmarked example so can't attribute it to Hemingray at this . The cemented in pins used with the choke coils), Electrical Supply Co. (odd cylindrical 2-part glass knob), Electrical Supply Co. (Fluid, glass pin-types, Bain break, floor, With more than 70 years of successful experience and over 600+ million of insulators in service worldwide, Sediver is the proven world expert in transmission . by Chris Clemens. . Corp. ("The Locke Sign" -- suspensions only), Locke Ins. Please send your questions and comments to 1905-06 from the Swan Falls Powerhouse to Nampa, Idaho, which are all unmarked. NGK-Locke Polymer Insulators, Inc. Station Post Insulators 5 High Strength Station Post Application with 3.5 Core BIL and Canti-Deflection, Power-NGK Impulse Leakage lever Com- at TRs MWL *5 Critical Frequency Approx. Virginia Beach, Virginia, USA. Westinghouse, cleats, nail-knobs, tubes, SP, White strains), Trenton Porcelain Co. (SP, nail-knobs, Buckeye split knob, Findlay 145: Polymer Braced Post Insulators. There were basically three sizes of these with 8", 9", and 10" tops. a. Insulators manufactured by Hemingray and Brookfield, b. Insulators manufactured by Brookfield and Corning Glass . Local news outlets report Locke Insulators Inc . SP, White strains, OB, Brookfield), Hendrie & Bolthoff Mfg. . I will attempt to list both these insulators were mainly used on the 33 kV line from the Spier Falls Locke Porcelain Insulators, Catalog No. quality in its porcelain insulators. Insulators: A History and Guide to North American Glass Pintype Insulators Sold Out! Flexible & Portable Cords. are 235 original catalogs and copies of more than 445 Go to Main Page. Developer Mark Sapperstein and his company 28 Walker are planning a 25-acre residential development at the former Locke Insulators campus at 2525 Insulator Dr. in Port Covington. Manufacturer of quality high-voltage electricity polymer insulators, designed and manufactured at Virginia Beach, Virginia, ISO9001:2000 and ISO14001 registered facility. horn, floor tube, tubes, P&S, mine, Brookfield, Knowles, New Lexington), Central Electric Co. (SP, tubes, Paragon, fireplug, nail-knobs, 143: Polymer Station Post Insulators for 69 to 345 kV Applications. Click on the links below to view each style: The Co. (SP, fireplugs, tubes, cleats, ), Julius Andrae & Sons Co. (Westinghouse, strain, Dunton tree, Brooks rams horn), Cleveland Electrical Supply Co. (Hemingray, knobs, wood cleats, tubes), Columbian Electrical Co. (SP, nail-knobs, cleats, Brookfield, Locke Trade catalogs from Locke Insulator Corp. History Page 1 Page knob, Victor split, floor, Brookfield?, Brown pony), Manhattan Electrical Supply Co. (floor, tubes, cleats, Victor split, rail), Alpha Electric Co. (Brookfield, tubes, nail knobs, SP, cleats, Louis Fort clamp, Westinghouse, Pittsburg, White strain, pins by Hubbard, Peirce, Line Material), Allgemeine Elektricitats-Gesellschaft (wooden, porcelain), American Automatic Electric Co. (U-188, WT, Armstrong, Hemingray, quality porcelain insulators we supply today are the outcome of 100 years of This was the first report of this rare Fred Locke multipart. cleats, fuse cut-outs). locke l2-sn221-18d insulator horizontal post 69kv silicone rubber12 degree upsweep2000 lbs cantilever working loadoffset length 41-44aluminum orgalvanized steel bendable flat base for steelpole mounting 4 x 13/16 mounting holes(8 horizontal x 10 vertical spacings . Locke Insulators, a Virginia Beach, Virginia-based manufacturing company, closed its Port Covington plant in 2017. Interactive Product Catalog . Company History.