Hardware

Electronic Hardware Components & Parts

Electronic Surplus carries a broad variety of surplus hardware components and parts. We have electronic knobs, gears, bearings, enclosures, spacers, and much more. Our electronic hardware for sale comes from top-grade manufactures like 3AM and ABB Control.      

Some of our electronic hardware for sale comes in the manufacturer’s original packaging, while others are slightly used. We’re proud to say that when you order a used electronic hardware component from Electronic Surplus, you don’t have to worry about quality. Our team of experts checks each and every used item before we put it up for sale.  

Shop our surplus hardware components below. Is the part you need out of stockRequest it here. 

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  1. !@ 2 items
  2. LEADER 1 item
  3. 3M 5 items
  4. Unmarked 393 items
  5. ABB CONTROL INC. 2 items
  6. Aavid Thermalloy 1 item
  7. Analog Devices Inc 1 item
  8. Accuride 3 items
  9. ACME 4 items
  10. Adel Wiggins 3 items
  11. ACCURATE 1 item
  12. Allen Bradley - AB 1 item
  13. Alcoknob 2 items
  14. Alco Electric 1 item
  15. Allmetal 1 item
  16. Alcoswitch 1 item
  17. Alatec Products 1 item
  18. Alpha Metals 1 item
  19. Akryl 1 item
  20. Amp Inc 14 items
  21. American Fastener 5 items
  22. AMP/TYCO ELECTRONICS 1 item
  23. AMP 1 item
  24. American 1 item
  25. Amatom 1 item
  26. Amphenol 4 items
  27. Anacondia Metal Hose Co 1 item
  28. Arrow Hart & Hart 1 item
  29. Appleton 1 item
  30. Anchor 1 item
  31. Armstrong 1 item
  32. Anthro 1 item
  33. Astatic 1 item
  34. APPLETON ELECTRIC CO. 1 item
  35. Bergquist 4 items
  36. Bird 2 items
  37. BI (BECKMAN) 1 item
  38. Bivar Inc 8 items
  39. Bourns 1 item
  40. Berquist 7 items
  41. BIVAR 2 items
  42. Bogen 1 item
  43. BARCO 1 item
  44. Bell Electric 1 item
  45. BLH ELECTRONICS 1 item
  46. BW Controller Corporation 1 item
  47. Brady 2 items
  48. Browning 3 items
  49. BYRD 1 item
  50. Bud Industries 3 items
  51. Burndy 2 items
  52. Cambion 3 items
  53. Centronix 1 item
  54. Challenger 26 items
  55. Calrad 3 items
  56. Catamount 1 item
  57. Century 1 item
  58. CANPLAS 1 item
  59. Caravan Protective Cases 1 item
  60. Chesterton 1 item
  61. CAMLOC 1 item
  62. Century Fasteners Corp 5 items
  63. CLIPPARD 2 items
  64. CONCORD 2 items
  65. Cooper Crouse-Hinds 1 item
  66. Comptrol 1 item
  67. Cleveland Steel & Polymer 1 item
  68. CORNUCOPIA TOOL & PLASTICS 1 item
  69. Comcab 1 item
  70. CTS 1 item
  71. Cutler-Hammer 4 items
  72. Crydom 1 item
  73. Custom 10 items
  74. CUSTOM PLASTIC INJECTION 1 item
  75. DAKA-WARE 1 item
  76. Cutler-Hammer / Eaton * 1 item
  77. Cutler-Hammer / Eaton 1 item
  78. Dek Inc/Deklip 4 items
  79. DATA-WARE 1 item
  80. DENNISON 1 item
  81. Dayton 19 items
  82. EF JOHNSON CO 1 item
  83. Eagle 2 items
  84. ELECTROVERT 1 item
  85. EAO Switch 2 items
  86. Electronic Hardware Corp 1 item
  87. ELECTRONIC HARDWARE CORP. 3 items
  88. Edwards Signaling Products 1 item
  89. EECO 1 item
  90. Durant / Eaton 1 item
  91. DUPONT 1 item
  92. E F JOHNSON CO 1 item
  93. Die-Cut Products Co 1 item
  94. DREXELBROOK 1 item
  95. ELESA. 1 item
  96. Elma 2 items
  97. ESSEX 1 item
  98. Entegris 1 item
  99. FALK/SUNDSTRAND 2 items
  100. FASTENAL 2 items
  101. General Electric 7 items
  102. GC Electronics 1 item
  103. Gemini 1 item
  104. Gary Plastic Packaging 2 items
  105. General Devices 1 item
  106. GM/DELCO 1 item
  107. Globe Electronics 3 items
  108. Harris Corp 2 items
  109. GRAYHILL 2 items
  110. Gould 3 items
  111. GREENLITE 2 items
  112. Golconda Screw Inc 2 items
  113. GUDEBROD 1 item
  114. HAMMOND MANUFACTURING 1 item
  115. Hewlett Packard 1 item
  116. HEYCO 13 items
  117. HH Smith 4 items
  118. HERMAN SMITH INC 3 items
  119. Hoffman 10 items
  120. Hellerman Tyton 25 items
  121. HIRSH CO. 1 item
  122. HARTING 1 item
  123. HELLERMAN 2 items
  124. Hazel 1 item
  125. Hoffman Engineering 1 item
  126. HILTI 4 items
  127. HH SMITH/ABBATRON 1 item
  128. IERC 2 items
  129. Hubbell 2 items
  130. ICO 1 item
  131. Ideal Industries 1 item
  132. HUBBARD 1 item
  133. INTERNAT. COMPONENTS 1 item
  134. ITT 1 item
  135. ITT Cannon 5 items
  136. Keystone Electronics 8 items
  137. KNOBS INC - Berkeley 1 item
  138. JENSEN 1 item
  139. JABSCO 1 item
  140. ITW 1 item
  141. ISSC 1 item
  142. KIRKHILL-TA MFG 1 item
  143. Leviton 1 item
  144. LESLIE LOCKE 1 item
  145. Leecraft 1 item
  146. MAJOR 3 items
  147. Magnecraft/S&D 1 item
  148. MAGNAVOX 3 items
  149. LOCKHEED 2 items
  150. LORD MANUF. 2 items
  151. LORD MFG. 2 items
  152. LMB HEEGER 1 item
  153. MALIN Co 1 item
  154. MELLOWES CO 1 item
  155. MICRO PLASTICS 6 items
  156. MATS Avionics 1 item
  157. Meltric Corp 1 item
  158. Mitsubishi 1 item
  159. Motorola 5 items
  160. Midwest Service 1 item
  161. MILITARY 18 items
  162. MINE SAFETY APPLIANCES 1 item
  163. MSC 2 items
  164. MUELLER ELECTRIC CO. 3 items
  165. Mueller Electric Co 1 item
  166. MUELLER 1 item
  167. N/AN/A 1 item
  168. NIBCO 2 items
  169. Philips 10 items
  170. NTE Electronics Inc 7 items
  171. NITTO DENKO/PERMACEL 1 item
  172. NORCAM 1 item
  173. NIAGARA PLASTICS CO. 1 item
  174. Ohmite 3 items
  175. OEC 1 item
  176. OMRON 1 item
  177. OPCON 1 item
  178. Pactec 3 items
  179. Panduit 10 items
  180. Pfantone 7 items
  181. P.S.M. FASTENER 1 item
  182. PARCO INC 1 item
  183. Paramount 1 item
  184. PLASTICLINE 1 item
  185. Polycase Products 1 item
  186. Picker International 1 item
  187. Phoenix Contacts 1 item
  188. Plast-A-Matic 1 item
  189. RAYCHEM 3 items
  190. RAYTHEON 1 item
  191. PULLMAN 1 item
  192. RAF ELECTRONIC 1 item
  193. PREMIER FARNELL UK LIMITED 1 item
  194. RICHCO PLASTICS CO 6 items
  195. Rogan Brothers 3 items
  196. Rogers 1 item
  197. Robinson Aviation 1 item
  198. ROGAN 1 item
  199. ROCKWOOD 1 item
  200. RED DEVIL INC 1 item
  201. REES Inc 1 item
  202. RITTAL CORP. 4 items
  203. Roxtec 3 items
  204. Roxtec AB 1 item
  205. REXROTH / INDRAMAT 1 item
  206. RMF PRODUCTS 1 item
  207. Schatz 1 item
  208. Schurter 1 item
  209. Servicestar 1 item
  210. Semiconductor Technology Inc 1 item
  211. Sealectro 1 item
  212. SDP/SI 1 item
  213. SIFAM 1 item
  214. SINCLAIR & RUSS INC. 1 item
  215. SSAC 1 item
  216. SOL-VEX 1 item
  217. Southco 9 items
  218. SPC TECHNOLOGY 2 items
  219. SQUARE D 1 item
  220. SLOAN 3 items
  221. SPEARS MANUFACTURING CO 3 items
  222. StockCap 1 item
  223. SUBURBAN INDUSRTIES INC. 1 item
  224. T&B/Ansley 2 items
  225. Tektronix 2 items
  226. TENDON 1 item
  227. T & M Plastics 1 item
  228. T&B 1 item
  229. TACTEC 1 item
  230. Tech-Etch Inc 1 item
  231. THOMAS & BETTS 3 items
  232. Thermalloy/Aavid 37 items
  233. TINNERMAN 1 item
  234. THERMALLOY 1 item
  235. Torrington 1 item
  236. TRANSCRIBER 1 item
  237. TYCO/T&B 2 items
  238. Umpco 11 items
  239. Wakefield Engineering 2 items
  240. Waldes-Truarc 5 items
  241. W M Berg 3 items
  242. Vector 1 item
  243. VETTE 1 item
  244. VLIER 1 item
  245. Warner Electric 7 items
  246. WAXMAN INDUSTRIES 1 item
  247. Westcoast Air Devices 1 item
  248. XEROX 1 item
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  1. Plast-A-Matic - Project Box - Enclosure. Instrument enclosure, 2 piece.
    $2.88
    Enclosure. Instrument enclosure, 2 piece top & bottom. Snaps together, requires 4 screws (not included). Front panel would be approximately 5.25"wide x 2.5" tall (not included). Material: plastic. Actual dimensions: 138 x 71 x 130mm deep. Color: gray. Learn More
  2. Mueller Electric Co - BU-60 series - Hardware, alligator clips. 10 Amp. Package of 25.
    $3.00
    Hardware, alligator clips. 10 Amp. Note: May have a bit of "RUST" from moisture during storage. Compatible with all shrouded, unshrouded, or retractable 0.16" (4mm) banana plugs, solder or crimp connection, jaw opens 0.31" (7.9 mm) max. Material: nickel-plated steel (BU-60). Length: 1.97" (50mm). Package of 25. Learn More
  3. UNMARKED - MS-278 - Enclosure. Black 3.3" Sq with Lid.
    $3.95
    Enclosure. Black plastic box with mostly transparent cover. Dimensions: 3.3"square 1.4"D overall OD, 3.0" square x 1.1"Deep ID. One slot in the side for an RJ jack 0.56 x 0.68" and an oval hole about 1.5" high in the back for mounting. 2.5 oz. Learn More
  4. UNMARKED - MS-308 - Enclosure. Flange mount with lids.
    $4.95

    Enclosure. Flange mount with lids. Material: plastic, black. Dimensions: 7.5" x 4.5" x 2.25" OD less 0.7" wide flanges with four mounting holes. Metal inserts for mounting front panel. Box has irregular 1" x 1.16" hole for Molex connector or mouse exit and three 0.157" holes in bottom.

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  5. UNMARKED - 8-867 - Cable clamps. 1". Package of 3.
    $1.00
    Cable clamps. 1" plastic coated steel. Package of 3. Learn More
  6. UNMARKED - 8-431 - Hardware, knob. For shaft 0.131" square. Black.
    $0.50

    Hardware, midi controller knob. For shaft 0.131" square. For slide control products. Material: plastic, black. Dimensions: 0.5" square x 0.46" tall.

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  7. UNMARKED - 8-348 - Hardware, knob. For 1/4" shaft, splined ID.
    $2.00

    Hardware, instrument knob. For 1/4" shaft, splined ID. Knurled with skirt. Material: plastic, black. Dimensions: 0.98" OD x 0.60" high.

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  8. Unmarked - 202-297 - Hardware, heatsink. For TO-220. Package of 10.
    $3.00

    Hardware, heatsink. For TO-220 components. 10 Fin. Material: aluminum, black anodized. Vertical mount. Dimensions: 1.18" x 1"wide x 0.5" high. Predrilled for devise with one 0.15" / 3.8mm hole, bottom is flat, no tabs or nubs. Package of 10.

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  9. UNMARKED - 6-011 - Hardware, knob. For slide pots. Package of 10.
    $4.49

    Hardware, slider knobs. For slide potentiometers. For shaft: 0.159" x 0.060" thick. Material: plastic, black with silver top. With tiny pointer on one side. Dimensions: 0.635" long x 0.390" deep x 0.521" high. Package of 10.

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  10. UMPCO - MS21333-77 - Cushioned loop clamp, 1". ID. Package of 3.
    $3.00
    Hardware, cable clamps. Cushioned loop clamp, 1" ID. Tongue hole type, oil resistant. Distance from loop center to tongue end: 1.125". Center to center distance between loop and mounting hole: 0.906". Overall width: 0.625". Material: steel, carbon with synthetic rubber mil grade Mil-R-3065. Material thickness: 0.032". Military NSN 5340-00-922-6300. More info: http://www.umpco.com/products_pdf/NASM21333.pdf Package of 3. Learn More
  11. UMPCO - MS21333-75 - Cushioned loop clamp, 3/4" ID. Package of 6.
    $6.00
    Hardware, cable clamps. Cushioned loop clamp, 3/4" ID. Tongue hole type, oil resistant. Distance from loop center to tongue end: 1.0". Center to center distance between loop and mounting hole: 0.781". Overall width: 0.500". Material: steel, carbon with synthetic rubber mil grade Mil-R-3065. Material thickness: 0.032". Military NSN 5340-00-050-2740. More info: http://www.umpco.com/products_pdf/NASM21333.pdf Package of 6. Learn More
  12. UMPCO - 754WS13-2-8 - Cushioned loop clamp, 3/4" ID.
    $1.00
    Hardware, cable clamps. Cushioned loop clamp, 3/4" ID, #12. Material: rubber over steel, with a 1/4" mounting hole. Learn More
  13. Thermalloy/Aavid - 2228B/322805B0000 - Hardware, heatsink. For TO-39 or TO-5 components.
    Special Price $1.99 Regular Price $3.98

    Hardware, heatsink  Avvid 2228B. For TO-39 or TO-5 components. 3 Fin. Material: black anodized aluminum. Dimensions: 0.75" D x 0.4" high. Note: Press-on coolers. More info: http://www.thermalloy.com/products/standard/322805b00000g

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  14. Thermalloy/Aavid - 507222B00000 - Hardware, heatsink. Dual TO-220. Package of 10.
    $3.00
    Hardware, heatsink. For two TO-220 components. 12 Fin. Material: black anodized aluminum. Dimensions: 1.47 x 1.75" x 0.38" tall (37.4mmL x 44.5mmW x 9.7mm). Vertical or horizontal mount. Thermal resistance: 9.6 C / W. Power dissipation 8W @ 70 Degree C. Rohs compliant. More info: www.aavidthermalloy.com/cgi-bin/stdisp.pl?Pnum=507222b00000g Package of 10. Learn More
  15. Thermalloy/Aavid - THM6054B-SE1 - Hardware, heatsink. For TO-3 components.
    $1.99
    Hardware, heatsink. For TO-3 components. Black, lightweight material. Dimensions: 45.8mm (1.806") square x 32.2mm (1.271") tall and has 20-fins, 5 each side. ID 1.67" and has (2) 6/32 threaded rivets on bottom. Learn More
  16. TACTEC - Stickyone - Phenolic insulation board. Package of 25.
    Special Price $7.95 Regular Price $11.95
    Phenolic insulation board, 8 x 3"/ Thin 0.011" / 0.2mm phenolic board (tan/orange) used as insulation / circuit board protection in hand held radios. In storage for 30 years but the self adhesive strip on the entire back will still stick it where you place it. Has 6 notches cut out of it, about 1/2" wide. Package of 25. Learn More
  17. Motorola - MNT62312B1 - Hardware. Post mounting bracket.
    $1.50
    Hardware. Post mounting bracket. For Motorola GPS timing antenna. Right-Angle 2-5/8" wide x 2-1/2". Base with four 1/2" x 1/4" slots and two 2" x 3", 1/4" threaded U-Bolts and hardware x 4-3/8" tall, with 1-1/8" D hole. New, non-ferrous. Weight: 0.5 lbs. Learn More
  18. MAGNAVOX - 6-351 - Hardware, knob. For 1/4" flattened shaft.
    $4.00

    Hardware, knob. For 1/4" flattened shaft. Knurled edge for fingertip. Material: probably spun aluminum over plastic base. Dimensions: 1-1/8" D x 0.882" high. Has a 3/16" indicating line on top. Color: silver. Nice stereo knobs. Note: May in fact be only 6mm flattened shaft. Will fit our 1/4" shaft extender, but is very tight.

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  19. GOULD - 00457313 - Hardware, knob. Package of 50.
    $3.00
    Hardware, knob. For pushbutton switches. Rectangular cap/knob. Material: plastic, gray. Dimensions: 7.0 x 2.5mm in front, 8.6x4.0mm flange at back. ID is approximately 5.1 x 1.5mm. Learn More
  20. GENERAL DEVICES - C300S-114 - Chassis-Trak telescoping slides
    Special Price $14.95 Regular Price $55.00
    NOT IN STOCK - CALL FOR PRICE AND AVAILABILITY
    1 Pair of Telescoping Rack Cabinet slides LENGTH:14" OVERALL LENGTH: 29" Non-Pivoting Solid Bearing WITH HARDWARE Learn More
  21. ELMA - 020-3325 - Hardware, knob. For 1/8" shaft.
    $1.00
    Hardware, knob. For 1/8". Knurled. Precision swiss made modular collet. Dimensions: 14.5mm D x 16.1mm high. Black matte, brass insert. Has a screw on top to tighten. No front cover included. Learn More
  22. Dek Inc/Deklip - 022-0375 - Cable clamp. 1" x 1". Package of 10.
    $3.00
    Hardware, cable clamp. 1" long x 1" deep x 0.56" high when closed, 0.38 x 0.5" ID when locked. Exclusive quick lock / release feature. Material: PVC extruded, flame resistant PVC copolymer. Listed: UL 94V-0 PVC. Color: black. Mount: easy-to-install adhesive. Package of 10. More info: www.dekusa.com/pdf/DEKMasterFastCat.pdf Learn More
  23. DAKA-WARE - 6-180 - Hardware, knob. For 1/8" shaft. Package of 4.
    $3.00
    Hardware, knob. For 1/8" shaft, with one set screw. Eight knurled/raised edges. Material: plastic, black with silver top. Dimensions: 0.745"OD x 0.487" high. Learn More
  24. Custom - 8-482 - Hardware, knobs. White. Package of 10.
    $3.00
    Hardware, knobs. Slide pot knobs. Color: white. Dimensions: 9.8mm wide (0.387") x 5.5mm (0.219") deep x 11.1mm (0.438") high. Red and Black are available also. Note: I actually thick these knobs are better suited for P/B switch banks. They will fit a shaft 3.6mm x 2.4mm, but will sit parallel to slide pot. Package of 10. Learn More
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