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 6 items
  4. Unmarked 376 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 2 items
  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 15 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 2 items
  27. Anacondia Metal Hose Co 1 item
  28. Appleton 1 item
  29. Anchor 1 item
  30. Armstrong 1 item
  31. Astatic 1 item
  32. APPLETON ELECTRIC CO. 1 item
  33. Bergquist 5 items
  34. Bird 3 items
  35. BI (BECKMAN) 1 item
  36. Bivar Inc 9 items
  37. Berquist 7 items
  38. BIVAR 2 items
  39. Bogen 1 item
  40. BARCO 1 item
  41. Bell Electric 1 item
  42. BLH ELECTRONICS 1 item
  43. BW Controller Corporation 1 item
  44. Brady 1 item
  45. Browning 3 items
  46. BYRD 1 item
  47. Bud Industries 3 items
  48. Burndy 2 items
  49. Cambion 3 items
  50. Centronix 1 item
  51. Challenger 26 items
  52. Calrad 3 items
  53. Catamount 1 item
  54. Century 1 item
  55. Chesterton 1 item
  56. CAMLOC 1 item
  57. Century Fasteners Corp 5 items
  58. CLIPPARD 2 items
  59. Comptrol 1 item
  60. Cleveland Steel & Polymer 1 item
  61. CORNUCOPIA TOOL & PLASTICS 1 item
  62. Comcab 1 item
  63. CTS 1 item
  64. Cutler-Hammer 4 items
  65. Crydom 1 item
  66. Custom 11 items
  67. CUSTOM PLASTIC INJECTION 1 item
  68. DAKA-WARE 2 items
  69. Cutler-Hammer / Eaton * 1 item
  70. Cutler-Hammer / Eaton 1 item
  71. Dek Inc/Deklip 3 items
  72. DATA-WARE 1 item
  73. DENNISON 1 item
  74. Dayton 19 items
  75. DELL 1 item
  76. EF JOHNSON CO 2 items
  77. Eagle 2 items
  78. ELECTROVERT 1 item
  79. EAO Switch 2 items
  80. ELECTRONIC HARDWARE CORP. 1 item
  81. Edwards Signaling Products 1 item
  82. EECO 1 item
  83. DUPONT 1 item
  84. E F JOHNSON CO 1 item
  85. Die-Cut Products Co 1 item
  86. DREXELBROOK 1 item
  87. ELESA. 1 item
  88. Elma 1 item
  89. ESSEX 1 item
  90. Entegris 1 item
  91. FALK/SUNDSTRAND 2 items
  92. FASTENAL 2 items
  93. General Electric 4 items
  94. Federal Pacific 1 item
  95. GC Electronics 1 item
  96. Gemini 1 item
  97. Gary Plastic Packaging 2 items
  98. GM/DELCO 1 item
  99. Globe Electronics 3 items
  100. Gould 2 items
  101. GREENLITE 1 item
  102. Golconda Screw Inc 2 items
  103. GUDEBROD 1 item
  104. Hewlett Packard 1 item
  105. HEYCO 7 items
  106. HH Smith 3 items
  107. HERMAN SMITH INC 3 items
  108. Hoffman 9 items
  109. Hellerman Tyton 26 items
  110. HONEYWELL 1 item
  111. HARTING 1 item
  112. HELLERMAN 1 item
  113. Hazel 1 item
  114. Hoffman Engineering 1 item
  115. HILTI 4 items
  116. HH SMITH/ABBATRON 1 item
  117. IERC 1 item
  118. Hubbell 2 items
  119. ICO 1 item
  120. Ideal Industries 1 item
  121. HUBBARD 1 item
  122. HYSON/Sweden 1 item
  123. ITT 1 item
  124. ITT Cannon 5 items
  125. Keystone Electronics 11 items
  126. KNOBS INC - Berkeley 1 item
  127. JENSEN 1 item
  128. ITT Pomona Electronics 1 item
  129. JABSCO 1 item
  130. ITW 1 item
  131. ISSC 1 item
  132. KIRKHILL-TA MFG 1 item
  133. Leviton 1 item
  134. LESLIE LOCKE 1 item
  135. Leecraft 1 item
  136. MAJOR 3 items
  137. Magnecraft/S&D 1 item
  138. MAGNAVOX 3 items
  139. LOCKHEED 2 items
  140. LORD MANUF. 1 item
  141. LORD MFG. 1 item
  142. MELLOWES CO 1 item
  143. MICRO PLASTICS 7 items
  144. MATS Avionics 1 item
  145. Meltric Corp 1 item
  146. Mitsubishi 1 item
  147. Motorola 5 items
  148. Midwest Service 1 item
  149. MILITARY 16 items
  150. MSC 2 items
  151. MUELLER ELECTRIC CO. 3 items
  152. Mueller Electric Co 1 item
  153. MUELLER 1 item
  154. N/AN/A 1 item
  155. NIBCO 2 items
  156. NORCAM 1 item
  157. NIAGARA PLASTICS CO. 1 item
  158. Ohmite 3 items
  159. OEC 1 item
  160. OMRON 1 item
  161. OPCON 1 item
  162. Pactec 4 items
  163. Panduit 9 items
  164. Pfantone 7 items
  165. P.S.M. FASTENER 1 item
  166. PARCO INC 1 item
  167. Paramount 1 item
  168. PLASTICLINE 1 item
  169. Polycase Products 1 item
  170. Picker International 1 item
  171. Phoenix Contacts 1 item
  172. Plast-A-Matic 1 item
  173. RAYCHEM 3 items
  174. PULLMAN 1 item
  175. RAF ELECTRONIC 1 item
  176. RADNOTI 1 item
  177. RICHCO PLASTICS CO 6 items
  178. Rogan Brothers 2 items
  179. Rogers 1 item
  180. Robinson Aviation 1 item
  181. ROGAN 1 item
  182. ROCKWOOD 1 item
  183. RED DEVIL INC 1 item
  184. REES Inc 1 item
  185. RITTAL CORP. 6 items
  186. Roxtec 3 items
  187. Roxtec AB 1 item
  188. RMF PRODUCTS 1 item
  189. Schatz 1 item
  190. Schurter 1 item
  191. Servicestar 1 item
  192. Semiconductor Technology Inc 1 item
  193. Sealectro 1 item
  194. SDP/SI 1 item
  195. SIFAM 1 item
  196. SINCLAIR & RUSS INC. 1 item
  197. SOL-VEX 1 item
  198. Southco 6 items
  199. SPC TECHNOLOGY 1 item
  200. SQUARE D 1 item
  201. SLOAN 3 items
  202. SPC Technology / SAMAR 1 item
  203. SPEARS MANUFACTURING CO 3 items
  204. StockCap 1 item
  205. SUBURBAN INDUSRTIES INC. 1 item
  206. T&B/Ansley 2 items
  207. Tektronix 3 items
  208. T & M Plastics 1 item
  209. T&B 1 item
  210. TACTEC 1 item
  211. Tech-Etch Inc 1 item
  212. THOMAS & BETTS 2 items
  213. Thermalloy/Aavid 31 items
  214. TINNERMAN 1 item
  215. TOMCO 1 item
  216. Torrington 1 item
  217. TYCO/T&B 2 items
  218. Umpco 9 items
  219. Wakefield Engineering 2 items
  220. Waldes-Truarc 4 items
  221. W M Berg 1 item
  222. Vector 1 item
  223. VETTE 1 item
  224. VLIER 1 item
  225. Warner Electric 4 items
  226. WAXMAN INDUSTRIES 1 item
  227. Westcoast Air Devices 1 item
  228. XEROX 1 item
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Items 337-360 of 947

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  1. Rogan - RB67 Series - Precision Control / Instrument Pointer Knob. ABS with 0.250" Diameter Shaft.
    Rogan - RB67 Series - Precision Control / Instrument Pointer Knob. ABS with 0.250" Diameter Shaft.
    Special Price $2.98 Regular Price $4.50 As low as $1.98

    Rogan - RB67 Series - Precision Control / Instrument Pointer Knob.

    Purchasing Rogan knobs means getting the highest quality at a great price. 

    Tappered and Knurled Grip.

    Material: Durable ABS, Black with Decorative Brushed Aluminum Recessed Cap 

    Fits 0.250" Round Shaft 

    Brass Nickel Plated Bushing Insert with Set-Screw

    Set Screw is located opposite of the pointer.

    Dimensions: 0.57" Diameter at Top, 0.79" Diameter at Base x 0.67" Hieght.

    Applications: Instrumentation, Test Equipment, Amplifiers

    Medical, Aerospace, Scientific, Industrial, Commercial, Audio, Visual

    New Old Stock 

    Made in USA

    Learn More
  2. Unidentified MFG - PT-005-1 - Enclosures. 2-5/8" D x 2-3/4" wide x 4-1/4 " long.
    Unidentified MFG - PT-005-1 - Enclosures. 2-5/8" D x 2-3/4" wide x 4-1/4 " long.
    Special Price $8.98 Regular Price $16.50 As low as $7.98

    Heavy Duty Enclosure with lift-off lid enclosures offer reliable protection for electrical panels and components.

    Complete with lid and mounting lips on each end.

    Material: Metal - Carbon Steel.

    Captive Cover Screws

    Mounting Style: External Feet

    Dimensions: 2-5/8" D x 2-3/4" wide x 4-1/4 " long.

    Learn More
  3. Unidentified MFG - KNOB-121 - Equipment Knob. For 1/4" shaft. Knurled Edge.
    Unidentified MFG - KNOB-121 - Equipment Knob. For 1/4" shaft. Knurled Edge.
    Special Price $3.98 Regular Price $7.50
    IN STOCK - MORE THAN 100 READY TO SHIP!

    Hardware, Equipment Knob For 1/4" shaft.

    Knurled edge.

    Black with silver.

    Rugget Heavy Duty.

    Dimensions: 1.756" (44.5mm) D x 0.825" (20.9mm) high.

    Has 2 set screws.

    Note: Equipment Knobs.

    Discounted: Front face have some blemishes.

    Learn More
  4. Unidentified MFG - PT-496 - Hardware, knob. 2" Diameter.
    Unidentified MFG - PT-496 - Hardware, knob. 2" Diameter.
    $1.00
    Hardware, knob. Material: plastic. Dimensions: 2" D x 1/2" high. Color: black. Threads 7/16" coarse. Learn More
  5. Unidentified MFG - SetScrw632 - Set screws. Allen head 6/32. Package of 100.
    Unidentified MFG - SetScrw632 - Set screws. Allen head 6/32. Package of 100.
    $3.00
    Hardware, set screws. Allen head 6/32 x 0.185" long. Material: steel. Package of 100. Learn More
  6. Keystone - 1955 - SPACE1 - Hardware, Spacer. Hex 1-1/4" Long. 6/32.
    Keystone - 1955 - SPACE1 - Hardware, Spacer. Hex 1-1/4" Long. 6/32.
    Special Price $0.98 Regular Price $1.20 As low as $0.79

    Keystone - 1955 - Hardware, Spacer.

    Hex 1-1/4" Long x 1/4" OD.

    Threaded 6/32 Internal and 6/32 External.

    Material: Nickel Plated (QQ-N-290) Yellow Brass. (ASTM-B16

    Application: Printed Circuit Board Separation.

     

    Learn More
  7. Tinnerman Kit - Tinnerman Mounting kit. Lot of #8 U Type Nuts and 1 -1/2” Philps Screws.
    Tinnerman Kit - Tinnerman Mounting kit. Lot of #8 U Type Nuts and 1 -1/2” Philps Screws.
    Special Price $3.98 Regular Price $5.95
    Hardware, kit. Tinnerman mounting kit. Each contains Eight #8 x 1-1/2" Philips screws and Eight 8A Tinnerman N. Snaps over edge of panels or into center hole locations. Holds itself in place for blind assembly. "Floats" free for easy alignment. Tinnerman nuts are used to replace threaded nuts, lock washers, and spanner washers; lighter than other types of self-locking aircraft fasteners. Install quicker, easier, and are vibration resistant. Give maximum holding power at minimum cost per fastener. Turned-up ends prevent scoring of surfaces. Alternate: A1348-8Z-1D. Learn More
  8. Unidentified MFG - Washer1 - Hardware, washer. Polypropylene. Package of 30.
    Unidentified MFG - Washer1 - Hardware, washer. Polypropylene. Package of 30.
    $3.00
    Hardware, washer. Polypropylene. Dimensions: 0.75" D x 1/32" thick, with an ID of 0.06" D. Package of 30. Learn More
  9. Unidentified MFG - PT-478 - Hardware, grommet. For 1/8" panel.
    Unidentified MFG - PT-478 - Hardware, grommet. For 1/8" panel.
    $3.00
    Hardware, grommet. For 1/8" panel. Dimensions: 1.25" O.D. x 5/8" I.D. Learn More
  10. Unidentified MFG - PT-460 - Hardware, heatsink. For TO-220.
    Unidentified MFG - PT-460 - Hardware, heatsink. For TO-220.
    Special Price $0.39 Regular Price $0.50 As low as $0.19

    PT-460 - Hardware, Heatsink.

    Channel Board Level heat sinks designed to cool TO‐220 single gauge devices

    For TO-220 components.

    Stamped Heat Sink

    Material: Tin Plated Bright Aluminum.

    Two tabs for PC mounting 0.50" apart.

    Dimensions: 0.75" x 0.33" x 0.93" High.

    Alternate/Similar: AAVID 7173DG, 575002D00000G

    Learn More
  11. Keystone - PT-457 - Hardware, Spacer. Ceramic Standoff.
    Keystone - PT-457 - Hardware, Spacer. Ceramic Standoff.
    Special Price $3.98 Regular Price $4.50 As low as $2.98
    READY TO SHIP - ONLY 40 LEFT IN STOCK!

    Hardware, Threaded Ceramic Spacer.

    Excellent mechanical strength, chemical erosion resistance, high wear/abrasion resistance and electrical isolation characteristics make these standoff insulators economical and practical for many applications.

    Material: Ceramic.

    Exceptional strength in compression and tension.

    Electrically Insulated and withstands High Temperatures (50 to 1700 F).

    Threaded for 8/32 screw on one end .50" deep.

    Radii on all edges.

    Overall Dimensions: 0.5" OD x 1.5" Long. (12.7 X 38.1 mm). 

    Project Applications: Electronics, Mounting, Isolating. 

    Similar to Cat No. 7673 but threaded only on one side. 

    Learn More
  12. Unidentified MFG - PT-275 - Hardware, idiot plug. 1/2" plug. Package of 25.
    Unidentified MFG - PT-275 - Hardware, idiot plug. 1/2" plug. Package of 25.
    $3.00
    Hardware, idiot plug. 1/2" hole plug. Material: metal, chrome plated. Package of 25. Learn More
  13. Unidentified MFG - PT-243 - Hardware, spacer. Brass/copper.
    Unidentified MFG - PT-243 - Hardware, spacer. Brass/copper.
    $0.50
    Hardware, spacer. Material: brass/copper, heavy. Dimensions: 1" x 3/4" x 1/3". Weight: 1.3 oz each. Learn More
  14. Unidentified MFG - PT-105 - Hardware, grommet. 32.6mm OD. Package of 10.
    Unidentified MFG - PT-105 - Hardware, grommet. 32.6mm OD. Package of 10.
    $3.00
    Hardware, grommet. Material: heavy rubber. Dimensions: 32.6mm D x 10.5mm high with an ID of 17.0mm. Side area for 2.7mm thick panel. Package of 10. Learn More
  15. Unidentified MFG - PT-102 - Hardware, grommet. 20.7mm OD. Package of 10.
    Unidentified MFG - PT-102 - Hardware, grommet. 20.7mm OD. Package of 10.
    $3.00
    Hardware, grommet. Material: heavy rubber. Dimensions: 20.7mm D x 9.2mm high with an ID of 9.2mm. Side area for 3.0mm thick panel. Package of 10. Learn More
  16. Unidentified MFG - PT-084 - Hardware, Timing Pulley. COG.
    Unidentified MFG - PT-084 - Hardware, Timing Pulley. COG.
    Special Price $0.89 Regular Price $0.98 As low as $0.49

    PT-084 Hardware, Timing Pulley. COG.

    Smooth transmission, with buffering and vibration reduction capabilities, and low noise.

    Easy maintenance, no need for lubrication, low maintenance cost.

    Material: Nylon White.

    Press-Fit, Two Flange Design

    Dimensions: Overall 0.518" (13.1mm) Diameter x 0.305" (7.7mm) wide

    Shaft: 0.191" (4.8mm) Diameter (ID of pulley).

    Will support timing belt 0.214" (5.4mm) maximim width.

    Note: Cogged.

    Applications: Light Duty Forward & Reverse movement

    New Old Stock

    Learn More
  17. Unidentified MFG - PT-050 - Cable clamp. 0.6" ID x 0.65" H. Package of 20.
    Unidentified MFG - PT-050 - Cable clamp. 0.6" ID x 0.65" H. Package of 20.
    $3.00
    Hardware, cable clamp. Three fourths circle 0.6" ID wide x 0.65" high. Material: steel. Mounting hole stud size 8. Dimensions: overall 1.465" wide x 1/4" deep. Note: maybe mounted side-by-side to form wider cable clamps. Package of 20. Learn More
  18. AAVID Thermalloy - 5759 - 575903800000G - PT-048 - Hardware, heatsink. For one TO-3 component.
    AAVID Thermalloy - 5759 - 575903800000G - PT-048 - Hardware, heatsink. For one TO-3 component.
    Special Price $4.98 Regular Price $6.50 As low as $2.98

    AAVID Thermalloy - 5759 - 575903800000G - Hardware, Heatsink.

    For Use with TO-3 Components.

    Aluminum With Black Anodized Coating

    Thermal Resistance: 9.80

    Overall Dimenasions: 1.630" X 1.290" X 1.250"

    12 Fins, 0.092" thick.

    Two mounting holes 1.187" (30.15mm)  centers.

    Overall dimensions: W 1.290" x L 1.630" x H 1.250" (32.77mm X 41.40mm X 31.75mm)

    Learn More
  19. Unidentified MFG - PT-022 - Idiot plug. Package of 10.
    Unidentified MFG - PT-022 - Idiot plug. Package of 10.
    $3.00
    Idiot plug. Material: plastic. Dimensions: for hole 0.868" (22.0mm) D round. Mount: panel, snap in. Color: black. Package of 10. Learn More
  20. Unidentified MFG - MS-225 - Hardware, Electrical Power Enclosure, Project Box, 3 x 2 x 2.5".
    Unidentified MFG - MS-225 - Hardware, Electrical Power Enclosure, Project Box, 3 x 2 x 2.5".
    Special Price $2.98 Regular Price $4.95
    Unidentified MFG - MS-225 - Hardware, Electrical Power Enclosure, Project Box, 3 x 2 x 2.5". Wall Mount Hardware, Enclosure. For Two, 3 Prong Snap-in Female Power Output Receptacles (Purchased Separately – Not Included). Rear Panel Removable. Does have one 3 Prong 120 VAC Male Ground Power Input. Dimensions: 3" x 2" x 2-1/2". Perfect for EMI/RF Filter Box or Switch Box. Color: Beige. Learn More
  21. Unidentified MFG - MS-043 - Hardware, Speed Nut / Retaining Ring / Spring Nut,  Rectangular Push Nuts, Package of 50.
    Unidentified MFG - MS-043 - Hardware, Speed Nut / Retaining Ring / Spring Nut, Rectangular Push Nuts, Package of 50.
    Special Price $4.98 Regular Price $6.50 As low as $3.98

    MS-043 - Hardware, Speed Nut / Retaining Ring.

    Also known as flat-style speed nuts, these have a large surface to distribute loads better than standard and flanged external push rings. Use them on unhardened shafts that are softer than the push ring. The ring bites into the metal to form an interference grip. Spring nut provides the correct amount of spring tension without damaging surfaces. Eliminates the need for lockwashers and spanners. For use with threaded screws and studs. Reusable. Nut surface accepts paint without clogging.

    Threaded Fasteners for Holding Products/Items Approximately 0.25" in panels (1/4").

    IE: Lamps, Miniature Jacks, etc.

    Dimensions: 0.625" Long x 0.437" Wide. (5/8" X 7/16")

    ID is 0.261" x 0.282".

    Propertise: Magnetic,Spring Steel

    Package of 50.

    Alternate: 90528A12

    New Old Stock

     

    Learn More
  22. Unidentified MFG - MS-025 - Hardware. Strap Handle.
    Unidentified MFG - MS-025 - Hardware. Strap Handle.
    Special Price $0.98 Regular Price $2.00

    Hardware. Strap Handle,

    Durable but Flexible Soft Plastic with Metal End Caps and Cover Hardware.

    Approximate Overall Length: 7"

    Applications: Tool Shop, Crafts, Sport Equipment, Storage Containers.

    New Old Stock

    Learn More
  23. Hoffman Enclosure - Locking Steel Enclosure w/ Door 30x20x9"
    Hoffman Enclosure - Locking Steel Enclosure w/ Door 30x20x9"
    Special Price $229.98 Regular Price $499.95
    READY TO SHIP - ONLY 6 LEFT IN STOCK!

    Looks like a Hoffman enclosure, wall mount with weathertight gasketing, EMKA square key lock (key included!) Overall 30"H x 20"wide x 9.75"Deep. Open the gasketed door (Padlock ready also) and discover the wall ! or whatever you put behind the box thru the 24"Hx13"W cutout. Two conduit knockouts, pre-knocked on botton (or top). Mounting flanges extend approx 2.7" behind cabinet. New - grey - Nice.

    Learn More
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