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Shoulder Washers
Shoulder Washers - Line Drawing

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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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
$0.0388 - $0.0533 26000 In stock
0.063 in
0.513 in
0.375 in
0.261 in
0.312 in
$0.0206 - $0.0283 Request the lead time here
0.030 in
0.312 in
0.060 in
0.144 in
6. M3.5
0.189 in
$0.1167 - $0.2723 500 In stock
0.125 in
0.734 in
0.063 in
0.250 in
1/4
0.488 in
$0.0508 - $0.0697 Request the lead time here
0.080 in
0.180 in
0.109 in
0.033 in
0.118 in
$0.0206 - $0.0283 Request the lead time here
0.065 in
0.375 in
0.062 in
0.143 in
6
0.240 in
$0.1016 - $0.1392 Request the lead time here
0.125 in
0.750 in
0.250 in
0.281 in
1/4
0.500 in
$0.0879 - $0.1207 Request the lead time here
0.032 in
0.344 in
0.250 in
0.173 in
8
0.205 in
$0.024 - $0.0328 Request the lead time here
0.031 in
0.197 in
0.125 in
0.075 in
2
0.114 in
$0.0401 - $0.055 Request the lead time here
0.063 in
0.513 in
0.188 in
0.312 in
$0.0351 - $0.0481 Request the lead time here
0.059 in
0.561 in
0.138 in
0.323 in
0.443 in
$0.0521 - $0.0714 Request the lead time here
0.031 in
0.250 in
0.062 in
0.118 in
0.143 in
$0.0573 - $0.0787 Request the lead time here
0.156 in
0.740 in
0.469 in
0.250 in
0.375 in
$0.029 - $0.0442 Request the lead time here
0.039 in
0.244 in
0.197 in
0.122 in
M3
0.157 in
$0.0544 - $0.0746 Request the lead time here
0.062 in
0.390 in
0.207 in
0.312 in
5/16
0.348 in
$0.0767 - $0.1053 Request the lead time here
0.234 in
0.290 in
0.375 in
0.140 in
6
0.170 in
$0.2058 - $0.2825 Request the lead time here
0.150 in
1.250 in
0.100 in
0.340 in
1.000 in
$0.186 - $0.2552 Request the lead time here
0.063 in
0.813 in
0.478 in
0.766 in
1.000 in
$0.0476 - $0.0653 Request the lead time here
0.065 in
0.450 in
0.125 in
0.260 in
1/4
0.310 in
$0.1052 - $0.1443 1000 In stock
0.125 in
0.980 in
0.250 in
0.406 in
0.546 in
$0.161 - $0.2209 Request the lead time here
0.130 in
1.000 in
0.120 in
0.645 in
0.745 in
    • of 100
Natural Nylon 6/6 Shoulder Washer - Outside Diameter 13 mm | 0.513 in; Base Height 9.5 mm | 0.375 in; Base Outside Diameter 7.9 mm | 0.312 in;

12SWS2501

Price Range
$0.0533 - $0.0388

Stock Levels
26000 In stock
Attributes
  • Base Height
    0.375 in
  • Base Outside Diameter
    0.312 in
  • Flange Height
    0.063 in
  • Flange Outside Diameter
    0.513 in
  • Inside Diameter
    0.261 in
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Natural Nylon 6/6 Shoulder Washer Shoulder Washer - Outside Diameter 7.9 mm | 0.312 in; Base Height 1.5 mm | 0.060 in; Base Outside Diameter 4.8 mm | 0.189 in; Compatible Screw Sizes 6M3.5

12SWS0465

Price Range
$0.0283 - $0.0206

Stock Levels
Request the lead time here
Attributes
  • Base Height
    0.060 in
  • Base Outside Diameter
    0.189 in
  • Flange Height
    0.030 in
  • Flange Outside Diameter
    0.312 in
  • Inside Diameter
    0.144 in
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Natural Nylon 6/6 Shoulder Washer Shoulder Washer - Outside Diameter 18.6 mm | 0.734 in; Base Height 1.6 mm | 0.063 in; Base Outside Diameter 12.4 mm | 0.488 in; Compatible Screw Sizes 1/4 in

12SWS2550

Price Range
$0.2723 - $0.1167

Stock Levels
500 In stock
Attributes
  • Base Height
    0.063 in
  • Base Outside Diameter
    0.488 in
  • Flange Height
    0.125 in
  • Flange Outside Diameter
    0.734 in
  • Inside Diameter
    0.250 in
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Natural Nylon 6/6 Shoulder Washer Shoulder Washer - Outside Diameter 4.6 mm | 0.180 in; Base Height 2.8 mm | 0.109 in; Base Outside Diameter 3 mm | 0.118 in;

12SWS0101

Price Range
$0.0697 - $0.0508

Stock Levels
Request the lead time here
Attributes
  • Base Height
    0.109 in
  • Base Outside Diameter
    0.118 in
  • Flange Height
    0.080 in
  • Flange Outside Diameter
    0.180 in
  • Inside Diameter
    0.033 in
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Natural Nylon 6/6 Shoulder Washer Shoulder Washer - Outside Diameter 9.5 mm | 0.375 in; Base Height 1.6 mm | 0.062 in; Base Outside Diameter 6.1 mm | 0.240 in; Compatible Screw Sizes 6

12SWS0795

Price Range
$0.0283 - $0.0206

Stock Levels
Request the lead time here
Attributes
  • Base Height
    0.062 in
  • Base Outside Diameter
    0.240 in
  • Flange Height
    0.065 in
  • Flange Outside Diameter
    0.375 in
  • Inside Diameter
    0.143 in
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Shoulder Washer 0.281 in 0.750 in 0.750 in Nylon 6/6 Black

12SWS2586B

Price Range
$0.1392 - $0.1016

Stock Levels
Request the lead time here
Attributes
  • Base Height
    0.250 in
  • Base Outside Diameter
    0.500 in
  • Flange Height
    0.125 in
  • Flange Outside Diameter
    0.750 in
  • Inside Diameter
    0.281 in
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Shoulder Washer 0.173 in 0.344 in 0.344 in Nylon 6/6 Black

12SWS0806B

Price Range
$0.1207 - $0.0879

Stock Levels
Request the lead time here
Attributes
  • Base Height
    0.250 in
  • Base Outside Diameter
    0.205 in
  • Flange Height
    0.032 in
  • Flange Outside Diameter
    0.344 in
  • Inside Diameter
    0.173 in
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Shoulder Washer 0.075 in 0.197 in 0.197 in Nylon 6/6 Black

12SWS0151B

Price Range
$0.0328 - $0.024

Stock Levels
Request the lead time here
Attributes
  • Base Height
    0.125 in
  • Base Outside Diameter
    0.114 in
  • Flange Height
    0.031 in
  • Flange Outside Diameter
    0.197 in
  • Inside Diameter
    0.075 in
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Shoulder Washer 0.513 in Nylon 6/6 Black

10SC250018B

Price Range
$0.055 - $0.0401

Stock Levels
Request the lead time here
Attributes
  • Base Height
    0.188 in
  • Base Outside Diameter
    0.312 in
  • Flange Height
    0.063 in
  • Flange Outside Diameter
    0.513 in
  • Full Material
    Polyamide
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Shoulder Washer 0.323 in 0.561 in Nylon 6/6 Black

12SWS1218B

Price Range
$0.0481 - $0.0351

Stock Levels
Request the lead time here
Attributes
  • Base Height
    0.138 in
  • Base Outside Diameter
    0.443 in
  • Flange Height
    0.059 in
  • Flange Outside Diameter
    0.561 in
  • Inside Diameter
    0.323 in
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Shoulder Washer 0.118 in 0.250 in Nylon 6/6 Black

12SWS0226B

Price Range
$0.0714 - $0.0521

Stock Levels
Request the lead time here
Attributes
  • Base Height
    0.062 in
  • Base Outside Diameter
    0.143 in
  • Flange Height
    0.031 in
  • Flange Outside Diameter
    0.250 in
  • Inside Diameter
    0.118 in
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Shoulder Washer 0.250 in 0.740 in Nylon 6/6 Black

12SWS2566B

Price Range
$0.0787 - $0.0573

Stock Levels
Request the lead time here
Attributes
  • Base Height
    0.469 in
  • Base Outside Diameter
    0.375 in
  • Flange Height
    0.156 in
  • Flange Outside Diameter
    0.740 in
  • Inside Diameter
    0.250 in
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Shoulder Washer 3.1 mm 6.2 mm 4.0 mm Nylon 6/6 Black

10SCM003005B

Price Range
$0.0442 - $0.029

Stock Levels
Request the lead time here
Attributes
  • Base Height
    0.197 in
  • Base Outside Diameter
    0.157 in
  • Flange Height
    0.039 in
  • Flange Outside Diameter
    0.244 in
  • Inside Diameter
    0.122 in
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Shoulder Washer 0.312 in 0.390 in 0.390 in Nylon 6/6 Black

12SWS0869B

Price Range
$0.0746 - $0.0544

Stock Levels
Request the lead time here
Attributes
  • Base Height
    0.207 in
  • Base Outside Diameter
    0.348 in
  • Flange Height
    0.062 in
  • Flange Outside Diameter
    0.390 in
  • Inside Diameter
    0.312 in
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Shoulder Washer 0.140 in 0.290 in 0.290 in Nylon 6/6 Black

12SWS0291B

Price Range
$0.1053 - $0.0767

Stock Levels
Request the lead time here
Attributes
  • Base Height
    0.375 in
  • Base Outside Diameter
    0.170 in
  • Flange Height
    0.234 in
  • Flange Outside Diameter
    0.290 in
  • Inside Diameter
    0.140 in
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Shoulder Washer 0.340 in 1.250 in 1.250 in Nylon 6/6 Black

12SWS3696B

Price Range
$0.2825 - $0.2058

Stock Levels
Request the lead time here
Attributes
  • Base Height
    0.100 in
  • Base Outside Diameter
    1.000 in
  • Flange Height
    0.150 in
  • Flange Outside Diameter
    1.250 in
  • Inside Diameter
    0.340 in
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Shoulder Washer 0.766 in 0.813 in 0.813 in Nylon 6/6 Black

12SWS4000B

Price Range
$0.2552 - $0.186

Stock Levels
Request the lead time here
Attributes
  • Base Height
    0.478 in
  • Base Outside Diameter
    1.000 in
  • Flange Height
    0.063 in
  • Flange Outside Diameter
    0.813 in
  • Inside Diameter
    0.766 in
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Shoulder Washer 0.260 in 0.450 in 0.450 in Nylon 6/6 Black

12SWS0933B

Price Range
$0.0653 - $0.0476

Stock Levels
Request the lead time here
Attributes
  • Base Height
    0.125 in
  • Base Outside Diameter
    0.310 in
  • Flange Height
    0.065 in
  • Flange Outside Diameter
    0.450 in
  • Inside Diameter
    0.260 in
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Shoulder Washer 0.406 in 0.980 in 13.8 mm Nylon 6/6 Black

12SWS3564B

Price Range
$0.1443 - $0.1052

Stock Levels
1000 In stock
Attributes
  • Base Height
    0.250 in
  • Base Outside Diameter
    0.546 in
  • Flange Height
    0.125 in
  • Flange Outside Diameter
    0.980 in
  • Inside Diameter
    0.406 in
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Black Nylon 6/6 Shoulder Washer - ; Base Height 3 mm | 0.120 in; Base Outside Diameter 18.9 mm | 0.745 in;

12SWS3609B

Price Range
$0.2209 - $0.161

Stock Levels
Request the lead time here
Attributes
  • Base Height
    0.120 in
  • Base Outside Diameter
    0.745 in
  • Flange Height
    0.130 in
  • Flange Outside Diameter
    1.000 in
  • Inside Diameter
    0.645 in
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