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Shoulder Washers

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Shoulder Washers, sometimes known as a Plastic Bush or Step Washer, are commonly used as a bushing to insulate fasteners or shafts within electronic equipment. For this reason, shoulder washers are made from non-conductive materials like Nylon. It is advised to avoid using shoulder bushings in humid environments.

Our extensive plastic shoulder washers range, includes Nylon Shoulder Washer Bushings made from Nylon 6/6 and manufactured to UL94 V2 flame resistance. The nylon sleeve washer range includes;

Screw Insulators (including Metric and Mini options). These are strong and have corrosion resistance - they also provide electrical insulation.

Nylon Shoulder Washers are resistant to many chemicals, as well as being corrosion resistant. They insulate and reduce vibration, and tend to act as a spacer or guide. We also have standard shouldered washer options designed to protect the head of metal screws from electrical contact.

Metric Locking and Sealing Washers are designed to created interference on both the outside diameter of a hex nut, and on the inside diameter of the screw.
Flanged Bushings are suitable for light-load bearings or bushing. They will not rust, corrode or deteriorate - making them highly economical. They act as an electrical insulator by preventing metal-to-metal contact. Low-friction coefficient and can be used as a locator, sleeve, liner or glide.

Our plastic shoulder washer offer also includes a High Temperature Screw Insulator made from UL94 V0 glass-filled Polyphenylene Sulfide (PPS), and black in appearance. It can withstand temperatures up to Temperature: up to 428F.

  • Colors: Natural and Black
  • UL94 V2 and UL94 V0.

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2,000 results
Product SKUs information
Item Code Price range Availability Flange Height Flange Outside Diameter Base Height Inside Diameter Compatible Screw Sizes (All) Base Outside Diameter View
$0.0503 - $0.069 Request the lead time here
0.125 in
0.625 in
0.342 in
0.390 in
0.485 in
$0.0954 - $0.1308 Request the lead time here
0.375 in
0.620 in
0.125 in
0.320 in
5/16
0.360 in
$0.0315 - $0.0432 Request the lead time here
0.040 in
0.625 in
0.163 in
0.219 in
0.281 in
12SWS1211 $0.0356 - $0.0487 17000 In stock
0.066 in
0.625 in
0.139 in
0.320 in
0.405 in
$0.0654 - $0.0896 3000 In stock
0.031 in
0.625 in
0.062 in
0.195 in
10
0.310 in
$0.041 - $0.0563 6000 In stock
0.063 in
0.625 in
0.047 in
0.172 in
0.310 in
$0.0318 - $0.0436 Request the lead time here
0.062 in
0.625 in
0.027 in
0.120 in
0.248 in
$0.0525 - $0.0719 Request the lead time here
0.120 in
0.750 in
0.250 in
0.220 in
12
0.255 in
$0.0175 - $0.0241 Request the lead time here
0.123 in
0.398 in
0.249 in
0.200 in
10
0.260 in
$0.0316 - $0.0434 Request the lead time here
0.057 in
0.620 in
0.220 in
0.310 in
0.366 in
$0.0254 - $0.0349 Request the lead time here
0.197 in
0.630 in
0.246 in
0.181 in
8
0.291 in
$0.1181 - $0.138 1000 In stock
0.263 in
0.687 in
0.513 in
0.325 in
5/16
0.412 in
$0.0308 - $0.0361 Request the lead time here
0.050 in
0.625 in
0.110 in
0.281 in
1/4
0.438 in
$0.0237 - $0.0325 7000 In stock
0.035 in
0.500 in
0.225 in
0.310 in
0.370 in
$0.0463 - $0.0634 34000 In stock
0.063 in
0.375 in
0.142 in
0.139 in
6
0.232 in
$0.041 - $0.0563 Request the lead time here
0.094 in
0.510 in
0.031 in
0.156 in
0.250 in
$0.0542 - $0.0744 13500 In stock
0.094 in
0.740 in
0.344 in
0.266 in
1/4
0.375 in
$0.0975 - $0.1336 1000 In stock
0.095 in
0.750 in
1.000 in
0.265 in
1/4
0.375 in
$0.0474 - $0.0649 1000 In stock
0.188 in
0.750 in
0.047 in
0.430 in
0.500 in
$0.0471 - $0.0646 3000 In stock
0.062 in
0.750 in
0.250 in
0.509 in
1/2
0.617 in
  • of 100
Natural Nylon 6/6 Shoulder Washer - ; Base Height 8.7 mm | 0.342 in; Base Outside Diameter 12.3 mm | 0.485 in;

12SWS1197

Price Range
$0.069 - $0.0503

Stock Levels
Request the lead time here
Attributes
  • Base Height
    0.342 in
  • Base Outside Diameter
    0.485 in
  • Flange Height
    0.125 in
  • Flange Outside Diameter
    0.625 in
  • Inside Diameter
    0.390 in
Natural Nylon 6/6 Shoulder Washer Shoulder Washer - Outside Diameter 15.7 mm | 0.620 in; Base Height 3.2 mm | 0.125 in; Base Outside Diameter 9.1 mm | 0.360 in; Compatible Screw Sizes 5/16 in

12SWS1201

Price Range
$0.1308 - $0.0954

Stock Levels
Request the lead time here
Attributes
  • Base Height
    0.125 in
  • Base Outside Diameter
    0.360 in
  • Flange Height
    0.375 in
  • Flange Outside Diameter
    0.620 in
  • Inside Diameter
    0.320 in
Natural Nylon 6/6 Shoulder Washer Shoulder Washer - Outside Diameter 15.9 mm | 0.625 in; Base Height 4.1 mm | 0.163 in; Base Outside Diameter 7.1 mm | 0.281 in;

12SWS1207

Price Range
$0.0432 - $0.0315

Stock Levels
Request the lead time here
Attributes
  • Base Height
    0.163 in
  • Base Outside Diameter
    0.281 in
  • Flange Height
    0.040 in
  • Flange Outside Diameter
    0.625 in
  • Inside Diameter
    0.219 in
Natural Nylon 6/6 Shoulder Washer - Outside Diameter 15.9 mm | 0.625 in; Base Height 3.5 mm | 0.139 in; Base Outside Diameter 10.3 mm | 0.405 in;

12SWS1211

Price Range
$0.0487 - $0.0356

Stock Levels
17000 In stock
Attributes
  • Base Height
    0.139 in
  • Base Outside Diameter
    0.405 in
  • Flange Height
    0.066 in
  • Flange Outside Diameter
    0.625 in
  • Inside Diameter
    0.320 in
Natural Nylon 6/6 Shoulder Washer Shoulder Washer - Outside Diameter 15.9 mm | 0.625 in; Base Height 1.6 mm | 0.062 in; Base Outside Diameter 7.9 mm | 0.310 in; Compatible Screw Sizes 10

12SWS1215

Price Range
$0.0896 - $0.0654

Stock Levels
3000 In stock
Attributes
  • Base Height
    0.062 in
  • Base Outside Diameter
    0.310 in
  • Flange Height
    0.031 in
  • Flange Outside Diameter
    0.625 in
  • Inside Diameter
    0.195 in
Natural Nylon 6/6 Shoulder Washer - ; Base Height 1.2 mm | 0.046 in; Base Outside Diameter 7.9 mm | 0.310 in;

12SWS1219

Price Range
$0.0563 - $0.041

Stock Levels
6000 In stock
Attributes
  • Base Height
    0.047 in
  • Base Outside Diameter
    0.310 in
  • Flange Height
    0.063 in
  • Flange Outside Diameter
    0.625 in
  • Inside Diameter
    0.172 in
Natural Nylon 6/6 Shoulder Washer - ; Base Height 0.7 mm | 0.027 in; Base Outside Diameter 6.3 mm | 0.248 in;

12SWS1225

Price Range
$0.0436 - $0.0318

Stock Levels
Request the lead time here
Attributes
  • Base Height
    0.027 in
  • Base Outside Diameter
    0.248 in
  • Flange Height
    0.062 in
  • Flange Outside Diameter
    0.625 in
  • Inside Diameter
    0.120 in
Natural Nylon 6/6 Shoulder Washer Shoulder Washer - Outside Diameter 19.1 mm | 0.750 in; Base Height 6.4 mm | 0.250 in; Base Outside Diameter 6.5 mm | 0.255 in; Compatible Screw Sizes 12

12SWS1238

Price Range
$0.0719 - $0.0525

Stock Levels
Request the lead time here
Attributes
  • Base Height
    0.250 in
  • Base Outside Diameter
    0.255 in
  • Flange Height
    0.120 in
  • Flange Outside Diameter
    0.750 in
  • Inside Diameter
    0.220 in
Natural Nylon 6/6 Shoulder Washer Shoulder Washer - Outside Diameter 10.1 mm | 0.398 in; Base Height 6.3 mm | 0.249 in; Base Outside Diameter 6.6 mm | 0.260 in; Compatible Screw Sizes 10

12SWS1236

Price Range
$0.0241 - $0.0175

Stock Levels
Request the lead time here
Attributes
  • Base Height
    0.249 in
  • Base Outside Diameter
    0.260 in
  • Flange Height
    0.123 in
  • Flange Outside Diameter
    0.398 in
  • Inside Diameter
    0.200 in
Natural Nylon 6/6 Shoulder Washer Shoulder Washer - Outside Diameter 15.7 mm | 0.620 in; Base Height 5.6 mm | 0.220 in; Base Outside Diameter 9.3 mm | 0.366 in;

12SWS2102

Price Range
$0.0434 - $0.0316

Stock Levels
Request the lead time here
Attributes
  • Base Height
    0.220 in
  • Base Outside Diameter
    0.366 in
  • Flange Height
    0.057 in
  • Flange Outside Diameter
    0.620 in
  • Inside Diameter
    0.310 in
Natural Nylon 6/6 Shoulder Washer Shoulder Washer - Outside Diameter 16 mm | 0.630 in; Base Height 6.2 mm | 0.246 in; Base Outside Diameter 7.4 mm | 0.291 in; Compatible Screw Sizes 8

12SWS2107

Price Range
$0.0349 - $0.0254

Stock Levels
Request the lead time here
Attributes
  • Base Height
    0.246 in
  • Base Outside Diameter
    0.291 in
  • Flange Height
    0.197 in
  • Flange Outside Diameter
    0.630 in
  • Inside Diameter
    0.181 in
Natural Nylon 6/6 Shoulder Washer Shoulder Washer - Outside Diameter 17.4 mm | 0.687 in; Base Height 13 mm | 0.513 in; Base Outside Diameter 10.5 mm | 0.412 in; Compatible Screw Sizes 5/16 in

12SWS2498

Price Range
$0.138 - $0.1181

Stock Levels
1000 In stock
Attributes
  • Base Height
    0.513 in
  • Base Outside Diameter
    0.412 in
  • Flange Height
    0.263 in
  • Flange Outside Diameter
    0.687 in
  • Inside Diameter
    0.325 in
Natural Nylon 6/6 Shoulder Washer Shoulder Washer - Outside Diameter 15.9 mm | 0.625 in; Base Height 2.8 mm | 0.110 in; Base Outside Diameter 11.1 mm | 0.438 in; Compatible Screw Sizes 1/4 in

12SWS1250

Price Range
$0.0361 - $0.0308

Stock Levels
Request the lead time here
Attributes
  • Base Height
    0.110 in
  • Base Outside Diameter
    0.438 in
  • Flange Height
    0.050 in
  • Flange Outside Diameter
    0.625 in
  • Inside Diameter
    0.281 in
Natural Nylon 6/6 Shoulder Washer Shoulder Washer - Outside Diameter 12.7 mm | 0.500 in; Base Height 5.7 mm | 0.225 in; Base Outside Diameter 9.4 mm | 0.370 in;

12SWS2104

Price Range
$0.0325 - $0.0237

Stock Levels
7000 In stock
Attributes
  • Base Height
    0.225 in
  • Base Outside Diameter
    0.370 in
  • Flange Height
    0.035 in
  • Flange Outside Diameter
    0.500 in
  • Inside Diameter
    0.310 in
Natural Nylon 6/6 Shoulder Washer Shoulder Washer - Outside Diameter 9.5 mm | 0.375 in; Base Height 3.6 mm | 0.142 in; Base Outside Diameter 5.9 mm | 0.232 in; Compatible Screw Sizes 6

12SWS2495

Price Range
$0.0634 - $0.0463

Stock Levels
34000 In stock
Attributes
  • Base Height
    0.142 in
  • Base Outside Diameter
    0.232 in
  • Flange Height
    0.063 in
  • Flange Outside Diameter
    0.375 in
  • Inside Diameter
    0.139 in
Natural Nylon 6/6 Shoulder Washer - ; Base Height 0.8 mm | 0.031 in; Base Outside Diameter 6.4 mm | 0.250 in;

12SWS2500

Price Range
$0.0563 - $0.041

Stock Levels
Request the lead time here
Attributes
  • Base Height
    0.031 in
  • Base Outside Diameter
    0.250 in
  • Flange Height
    0.094 in
  • Flange Outside Diameter
    0.510 in
  • Inside Diameter
    0.156 in
Natural Nylon 6/6 Shoulder Washer Shoulder Washer - Outside Diameter 18.8 mm | 0.740 in; Base Height 8.7 mm | 0.343 in; Base Outside Diameter 9.5 mm | 0.375 in; Compatible Screw Sizes 1/4 in

12SWS2539

Price Range
$0.0744 - $0.0542

Stock Levels
13500 In stock
Attributes
  • Base Height
    0.344 in
  • Base Outside Diameter
    0.375 in
  • Flange Height
    0.094 in
  • Flange Outside Diameter
    0.740 in
  • Inside Diameter
    0.266 in
Natural Nylon 6/6 Shoulder Washer Shoulder Washer - Outside Diameter 19.1 mm | 0.750 in; Base Height 25.4 mm | 1.000 in; Base Outside Diameter 9.5 mm | 0.375 in; Compatible Screw Sizes 1/4 in

12SWS2544

Price Range
$0.1336 - $0.0975

Stock Levels
1000 In stock
Attributes
  • Base Height
    1.000 in
  • Base Outside Diameter
    0.375 in
  • Flange Height
    0.095 in
  • Flange Outside Diameter
    0.750 in
  • Inside Diameter
    0.265 in
Natural Nylon 6/6 Shoulder Washer - Outside Diameter 19.1 mm | 0.750 in; Base Height 1.2 mm | 0.047 in; Base Outside Diameter 12.7 mm | 0.500 in;

12SWS2542

Price Range
$0.0649 - $0.0474

Stock Levels
1000 In stock
Attributes
  • Base Height
    0.047 in
  • Base Outside Diameter
    0.500 in
  • Flange Height
    0.188 in
  • Flange Outside Diameter
    0.750 in
  • Inside Diameter
    0.430 in
Natural Nylon 6/6 Shoulder Washer Shoulder Washer - Outside Diameter 19.1 mm | 0.750 in; Base Height 6.4 mm | 0.250 in; Base Outside Diameter 15.7 mm | 0.617 in; Compatible Screw Sizes 1/2 in

12SWS2547

Price Range
$0.0646 - $0.0471

Stock Levels
3000 In stock
Attributes
  • Base Height
    0.250 in
  • Base Outside Diameter
    0.617 in
  • Flange Height
    0.062 in
  • Flange Outside Diameter
    0.750 in
  • Inside Diameter
    0.509 in