• Sign In
  • Create an Account
Toggle Nav
  • Compare Products
My Cart
Menu
Account

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 stock? Request it here. 

Filter  
  1. Price $1.00 - $1.20 Remove This Item
Clear All
Category  
  1. Cable Ties 2 items
  2. Cable Clamps 2 items
  3. Cover Plate 7 items
  4. Heat Sinks 7 items
  5. Knobs 6 items
  6. Military Hardware 1 item
  7. Spacers 2 items
  8. Springs 1 item
  9. Strain Relief 1 item
  10. Other Hardware 37 items
Shaft Size  
Pin Positions  
Length  
Common Size  
  1. 1/2” 1 item
  2. Not Specified 2 items
Component  
  1. TO-220 2 items
  2. TO-66 1 item
  3. TO-263 2 items
Color  
  1. Black 6 items
  2. Beige 1 item
  3. Natural 2 items
  4. Not Specified 10 items
Manufacturer  
  1. Unmarked 36 items
  2. Aavid Thermalloy 1 item
  3. Amp Inc 1 item
  4. American Fastener 1 item
  5. American 1 item
  6. Amphenol 1 item
  7. Berquist 6 items
  8. Challenger 7 items
  9. Custom 1 item
  10. IERC 1 item
  11. KNOBS INC - Berkeley 1 item
  12. MAJOR 1 item
  13. MILITARY 1 item
  14. Philips 1 item
  15. NTE Electronics Inc 2 items
  16. OPCON 1 item
  17. SPC TECHNOLOGY 1 item
  18. Thermalloy/Aavid 2 items
Show more
Unit of Measure  
  1. Each 4 items
  2. Set 7 items
Price  
X
View as List Grid

Items 1-24 of 66

Page
per page
Set Descending Direction
  1. KNOBS INC - Berkeley - 144010-2 - Hardware, Knob Cap. For Slide Potentiometers.
    KNOBS INC - Berkeley - 144010-2 - Hardware, Knob Cap. For Slide Potentiometers.
    Special Price $1.19 Regular Price $1.29 As low as $0.69
    Add to Wish List Add to Compare

    KNOBS INC - Berkeley - 144010-2 - Hardware, Knob Cap.

    Slide-on Mixer/Fader Caps

    Upgrade the cosmetics on Older Studio Graphic Equalizers.

    For Slide Potentiometers having standard rectangular metal shaft measuring 0.155" x 0.047" (4mm X 1.2MM).

    Material: Black Anodized Aluminum Shell, Silver Lined Cap with Nylon Insert

    Overall Dimensions: 0.355" x 0.21" x 0.8" Long (9mm X 5.37mm X 20.35mm).

    Rectangular / Oval Ends, Very Sharp.

    New Old Stock

    Applications: High End Audio Multimix and many other model Audio Equalizer Consoles, Instrumentation, Amplifiers or DJ Equipment.

    Check shaft measurement, Used on some Moog, Rogue, Behringer, ALPs, Tascam, Akai, Mackie, Yamaha, Soundcraft, Pioneer equipment.

    Proudly Made in USA

    Learn More
  2. CUSTOM - 8-647 - Hardware, knob. For 1/4" half shaft or "D" shaped stems, Dimmer Switches of Fans.
    CUSTOM - 8-647 - Hardware, knob. For 1/4" half shaft or "D" shaped stems, Dimmer Switches of Fans.
    Special Price $1.19 Regular Price $1.85 As low as $0.79
    Add to Wish List Add to Compare

    Hardware, Knob.

    • Replacement knob for trimatron devices
    • Slides on to dimmer shaft
    • Fits most rotary dimmers and fan speed controls

    For 1/4" half shaft. "D" Shaped Stem.

    Material: Plastic, Black with Gold face.

    OFF - LOW and CW arrow.

    Dimensions: 1.5" OD x 0.5" high.

    Nice knob for Fans and Dimmer switches.

    Alternate/Replacment: Levitron R61-26115-00I, Amertec-Westek 947

    Applications: Light Dimmer and Fan Controls

    Note: When replacing a round dimmer knob, be sure to look at the back to see which type of stem is compatible. Leviton dimming devices have a "D" shaped stem, which fits easily into round replacement knobs with a "D" shaped stem opening.

    Learn More
  3. Unidentified MFG - MS-240 - Hardware, spring. 7".
    Unidentified MFG - MS-240 - Hardware, spring. 7".
    $1.00
    Add to Wish List Add to Compare
    Hardware, spring. Overall 6-5/8" long. Only 7/8" of which is coiled, 1.2mm steel heavy duty. Both ends curved to fit a 1/4" D shaft or hole. Learn More
  4. Unidentified MFG - 8-674 - Hardware, knob. For 1/4" shaft.
    Unidentified MFG - 8-674 - Hardware, knob. For 1/4" shaft.
    $1.00
    Add to Wish List Add to Compare
    Hardware, knob. For 1/4" shaft. Snap on. Knurled. Metal collett. Material: plastic, black. Dimensions: 1.277" D x 0.767" high. No set screws. Learn More
  5. Unidentified MFG - 8-379 - Connector, terminal strip. Wire markers only.
    Unidentified MFG - 8-379 - Connector, terminal strip. Wire markers only.
    $1.00
    Add to Wish List Add to Compare
    Connector, terminal strip. Wire markers only. A-W for terminals strips. Material: plastic, black. Dimensions: 1-1/2" wide x 9-1/2" long. Learn More
  6. Unidentified MFG - 43372 - Spacers. Slotted for #10 screw. Package of 4.
    Unidentified MFG - 43372 - Spacers. Slotted for #10 screw. Package of 4.
    $1.00
    Add to Wish List Add to Compare
    Hardware, spacers. Plastic, slotted for #10 screw. Dimensions: 0.319" OD x 9" long. Package of 4. Learn More
  7. CHALLENGER - 3612-SSB - Gang plate for 30/50Amp 2 Wire receptacles.
    CHALLENGER - 3612-SSB - Gang plate for 30/50Amp 2 Wire receptacles.
    $1.00
    Add to Wish List Add to Compare
    Hardware, cover plate. Gang plate for 30/50Amp 2 Wire receptacles, 2-1/8" D. Material: Brass alloy. Dimension: overall 4.579" x 4.508", with 4 hole mount at 3" centers. Learn More
  8. CHALLENGER - 2812-M - Standard duplex receptacle, wall plate.
    CHALLENGER - 2812-M - Standard duplex receptacle, wall plate.
    $1.00
    Add to Wish List Add to Compare
    Hardware. Standard duplex receptacle, wall plate. 2 gang. Color: brown. Learn More
  9. Unidentified MFG - MS3367-5-9 - Hardware, cable ties. 5" straps. Package of 20.
    Unidentified MFG - MS3367-5-9 - Hardware, cable ties. 5" straps. Package of 20.
    $1.00
    Add to Wish List Add to Compare
    Hardware, cable ties. 5" straps. Military 5975-00-111-3208. Color: natural. Package of 20. Learn More
  10. Unidentified MFG - 700-0011 - Hardware, cable ties. 10" long. Package of 10.
    Unidentified MFG - 700-0011 - Hardware, cable ties. 10" long. Package of 10.
    $1.00
    Add to Wish List Add to Compare
    Hardware, cable ties. 10" long, beaded. Color: natural. Package of 10. Learn More
  11. Unidentified MFG - 9-247 - Hardware, knob. For shaft 0.196".
    Unidentified MFG - 9-247 - Hardware, knob. For shaft 0.196".
    $1.00
    Add to Wish List Add to Compare
    Hardware, knob. For shaft 0.196" (4.9mm) max. Press on splined ID. Material: plastic, light beige. Dimensions:1.5" D x 0.536" high. Learn More
  12. Challenger - 2810-M - Hardware, cover plate. For one round receptacle, 1.393" D. Brown. New.
    Challenger - 2810-M - Hardware, cover plate. For one round receptacle, 1.393" D. Brown. New.
    $1.00
    Add to Wish List Add to Compare
    Hardware, cover plate. For one round receptacle, 1.393" diameter. Smoothie, wall plate. Color: brown. Learn More
  13. Challenger - 2801-M - Hardware, cover plate. For 1 gang toggle switch. Brown. New.
    Challenger - 2801-M - Hardware, cover plate. For 1 gang toggle switch. Brown. New.
    $1.00
    Add to Wish List Add to Compare
    Hardware, cover plate. For 1 gang toggle switch. Smoothie, wall plate. Color: brown. Learn More
  14. AMPHENOL - 9779-513-6 - Connector circular. Bushing.
    AMPHENOL - 9779-513-6 - Connector circular. Bushing.
    $1.00
    Out of stock
    Add to Wish List Add to Compare
    Connector circular. For use with MS3057A circular connectors. Connector, circular. Bushing only, 2.640" (67.0mm) long, with an 0.306" (7.7mm) ID and 1.8mm thick. Material: rubber. Color: black. More info: http://www.amphenol-aerospace.com/catalogs/12-022/lo/33.pdf Learn More
  15. Unidentified MFG - PT-496 - Hardware, knob. 2" Diameter.
    Unidentified MFG - PT-496 - Hardware, knob. 2" Diameter.
    $1.00
    Add to Wish List Add to Compare
    Hardware, knob. Material: plastic. Dimensions: 2" D x 1/2" high. Color: black. Threads 7/16" coarse. Learn More
  16. Unidentified MFG - PT-093 - Hardware, heatsink. For 3/8" stud device.
    Unidentified MFG - PT-093 - Hardware, heatsink. For 3/8" stud device.
    $1.00
    Out of stock
    Add to Wish List Add to Compare
    Hardware, heatsink. Has center hole for 3/8" stud device. 16 Fin. Material: anodized aluminum, thick. Gold. Dimensions: 1.8" square x 1.25" high. Mount centers: 2-1/8". Some are un-drilled. Learn More
  17. Unidentified MFG - 8-003 - Hardware. U-Bolt 1.5". Package of 5.
    Unidentified MFG - 8-003 - Hardware. U-Bolt 1.5". Package of 5.
    $1.00
    Add to Wish List Add to Compare
    Hardware. U-Bolt 1.5" with 1/4-20 threads. Dimensions: 1.6" wide x 0.214" thick. ID: 1.16". Center: 1.35". Top to threads is 1.220" high. Note: No nuts or bracket. Package of 5. Learn More
  18. Unidentified MFG - 615-004 - Cable clamp. 1/2". Package of 5.
    Unidentified MFG - 615-004 - Cable clamp. 1/2". Package of 5.
    $1.00
    Add to Wish List Add to Compare
    Hardware, cable clamp. Mount: easy-to-install adhesive. Closed: 1/2" x 7/16". Dimensions: base 1" x 1" x 1/2" high. Package of 5. Learn More
  19. Major - 103X4 - 5330-00-775-4955 - Packing retainer, Hardware, washer. With internal rubber grommet.
    Major - 103X4 - 5330-00-775-4955 - Packing retainer, Hardware, washer. With internal rubber grommet.
    $1.00
    READY TO SHIP - ONLY 40 LEFT IN STOCK!
    Add to Wish List Add to Compare

    Major - 103X4 - 5330-00-775-4955 - Packing retainer, An item designed to fit over a packing gland by mating with a surface of a second part which together will retain into a narrow groove or confined space the PACKING, PREFORMED or O-RING, or an item designed to fit over a rod or shaft, to mate with a stuffing box to confine PACKING MATERIAL. It may function as a static or dynamic seal retainer with the packing located on, around, or in the centerline direction of the rod or shaft axis.

    DLA500-92-A-A850-4641A/C

    Hardware, washer. With internal rubber grommet. Steel. Dimensions: 0.602" OD, 0.30 ID. Note: 2B144.

    Military NSN 5330-00-775-4955 alternates - 9905691, 990569-1, 5330-00-775-9990, 00-775-9990, 5330007759990, 007759990.

    Learn More
  20. IERC - UPI-TO66-B - Hardware, heatsink. TO-66 Black
    IERC - UPI-TO66-B - Hardware, heatsink. TO-66 Black
    $1.00
    Add to Wish List Add to Compare
    New Heatsinks TO-66 Black 1-13/16" Square x 1/2"H5-Staggared fins each side. Learn More
  21. CHALLENGER - 2812-I - Standard duplex receptacle, wall plate.
    CHALLENGER - 2812-I - Standard duplex receptacle, wall plate.
    $1.00
    Add to Wish List Add to Compare
    Hardware. Standard duplex receptacle, wall plate. 2 gang. Color: ivory. Learn More
  22. CHALLENGER - 2812 - Standard duplex receptacle, wall plate.
    CHALLENGER - 2812 - Standard duplex receptacle, wall plate.
    $1.00
    Add to Wish List Add to Compare
    Hardware. Standard duplex receptacle, wall plate. 2 gang, Color: brown. Learn More
  23. CHALLENGER - 2801-J - switch wall plates
    CHALLENGER - 2801-J - switch wall plates
    $1.00
    IN STOCK - MORE THAN 100 READY TO SHIP!
    Add to Wish List Add to Compare

    smoothie jumbo switch wall plates brown 1 gang specifiction grade

    Learn More
  24. Berquist - SP800AC-2-5/8 - Hardware, insulator. Sil-Pad. 2-9/16" L.
    Berquist - SP800AC-2-5/8 - Hardware, insulator. Sil-Pad. 2-9/16" L.
    $1.00
    Add to Wish List Add to Compare
    Hardware, insulator. Sil-Pad. Mount: easy-to-install adhesive. Dimensions: 2-5/8" long x 1-5/8" wide. Learn More
View as List Grid

Items 1-24 of 66

Page
per page
Set Descending Direction
Shop By
Now Shopping by
  1. Price $1.00 - $1.20 Remove This Item
Clear All
Shopping Options
Category
  1. Cable Ties 2 items
  2. Cable Clamps 2 items
  3. Cover Plate 7 items
  4. Heat Sinks 7 items
  5. Knobs 6 items
  6. Military Hardware 1 item
  7. Spacers 2 items
  8. Springs 1 item
  9. Strain Relief 1 item
  10. Other Hardware 37 items
Manufacturer
  1. Unmarked 36 items
  2. Aavid Thermalloy 1 item
  3. Amp Inc 1 item
  4. American Fastener 1 item
  5. American 1 item
  6. Amphenol 1 item
  7. Berquist 6 items
  8. Challenger 7 items
  9. Custom 1 item
  10. IERC 1 item
  11. KNOBS INC - Berkeley 1 item
  12. MAJOR 1 item
  13. MILITARY 1 item
  14. Philips 1 item
  15. NTE Electronics Inc 2 items
  16. OPCON 1 item
  17. SPC TECHNOLOGY 1 item
  18. Thermalloy/Aavid 2 items
Show more
Price
My Wish List
Last Added Items
  1. Add to Cart
    Remove This Item
Go to Wish List
You have no items in your wish list.
What's this? Check "Remember Me" to access your shopping cart on this computer even if you are not signed in.