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Insulating Cup Washers

In stock

Cupped Washers, also known as Insulator Washers, are designed to protect the head of a metal screw from electrical contact.

Our Cup Washer range is made from Nylon 6/6 that benefits from a UL94 V2 flame rating, as well as being corrosion resistant, and have resistance against oil and most chemicals.

This insulator washer range can accommodate the most common screw head styles, including; Cheese, Pan and Fillister.

  • Color: Natural

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34 results
Product SKUs information
Item Code Price range Availability Height Bore Diameter Inside Diameter Outside Diameter Bore Depth View
$0.0335 - $0.0413 Request the lead time here
0.157 in
0.244 in
0.114 in
0.303 in
0.118 in
$0.0756 - $0.1037 Request the lead time here
0.5 in
0.626 in
0.343 in
0.874 in
0.378 in
$0.0362 - $0.0495 15000 In stock
0.287 in
0.535 in
0.256 in
0.594 in
0.248 in
$0.2855 - $0.3917 4500 In stock
0.26 in
1 in
$0.0608 - $0.0834 Request the lead time here
0.787 in
0.465 in
0.256 in
0.531 in
0.65 in
$0.2042 - $0.28 Request the lead time here
0.531 in
0.787 in
0.437 in
1.094 in
0.197 in
$0.0402 - $0.055 Request the lead time here
0.157 in
0.374 in
0.201 in
0.567 in
0.126 in
$0.0218 - $0.03 Request the lead time here
0.169 in
0.402 in
0.319 in
0.5 in
0.122 in
$0.0258 - $0.0318 Request the lead time here
0.256 in
0.244 in
0.114 in
0.303 in
0.217 in
$0.0239 - $0.0328 Request the lead time here
0.138 in
0.39 in
0.185 in
0.496 in
0.094 in
$0.0515 - $0.0707 Request the lead time here
0.374 in
0.626 in
0.343 in
0.874 in
0.252 in
$0.0235 - $0.0322 Request the lead time here
0.217 in
0.28 in
0.173 in
0.343 in
0.181 in
$0.035 - $0.0432 Request the lead time here
0.181 in
0.299 in
0.142 in
0.358 in
0.142 in
$0.0966 - $0.1325 Request the lead time here
0.224 in
0.752 in
0.382 in
1 in
0.126 in
$0.0397 - $0.0545 Request the lead time here
0.228 in
0.409 in
0.193 in
0.469 in
0.189 in
$0.0667 - $0.0823 Request the lead time here
0.169 in
0.354 in
0.169 in
0.413 in
0.13 in
$0.0426 - $0.0526 Request the lead time here
0.205 in
0.354 in
0.169 in
0.413 in
0.165 in
$0.2595 - $0.3561 6000 In stock
16CW008041 $0.0545 - $0.0748 4000 In stock
$0.0467 - $0.0642 3500 In stock
  • of 2
Cup Washer 2.9 mm 7.7 mm 4.0 mm #4 Nylon Black

16CW004040B

Price Range
$0.0413 - $0.0335

Stock Levels
Request the lead time here
Attributes
  • Bore Depth
    0.118 in
  • Bore Diameter
    0.244 in
  • Inside Diameter
    0.114 in
  • Outside Diameter
    0.303 in
  • Color
    Black
Cup Washer 8.7 mm 22.2 mm 12.7 mm 5/16 Nylon Black

16CW312500B

Price Range
$0.1037 - $0.0756

Stock Levels
Request the lead time here
Attributes
  • Bore Depth
    0.378 in
  • Bore Diameter
    0.626 in
  • Inside Diameter
    0.343 in
  • Outside Diameter
    0.874 in
  • Color
    Black
Cup Washer 6.5 mm 15.1 mm 7.3 mm 1/4 Nylon Black

16CW250040B

Price Range
$0.0495 - $0.0362

Stock Levels
15000 In stock
Attributes
  • Bore Depth
    0.248 in
  • Bore Diameter
    0.535 in
  • Inside Diameter
    0.256 in
  • Outside Diameter
    0.594 in
  • Color
    Black
Cup Washer 6.6 mm 25.4 mm 5.0 mm 1/4 Nylon Black

16CW250250B

Price Range
$0.3917 - $0.2855

Stock Levels
4500 In stock
Attributes
  • Inside Diameter
    0.26 in
  • Outside Diameter
    1 in
  • Color
    Black
  • Full Material
    Polyamide 6/6
  • Material
    Nylon
Cup Washer 6.5 mm 13.5 mm 20.0 mm 1/4 Nylon Black

16CW250042B

Price Range
$0.0834 - $0.0608

Stock Levels
Request the lead time here
Attributes
  • Bore Depth
    0.65 in
  • Bore Diameter
    0.465 in
  • Inside Diameter
    0.256 in
  • Outside Diameter
    0.531 in
  • Color
    Black
Cup Washer 11.1 mm 27.8 mm 13.5 mm 3/8 Nylon Black

16CW437520B

Price Range
$0.28 - $0.2042

Stock Levels
Request the lead time here
Attributes
  • Bore Depth
    0.197 in
  • Bore Diameter
    0.787 in
  • Inside Diameter
    0.437 in
  • Outside Diameter
    1.094 in
  • Color
    Black
Cup Washer 5.1 mm 14.4 mm 4.0 mm #10 Nylon Black

16CW010030B

Price Range
$0.055 - $0.0402

Stock Levels
Request the lead time here
Attributes
  • Bore Depth
    0.126 in
  • Bore Diameter
    0.374 in
  • Inside Diameter
    0.201 in
  • Outside Diameter
    0.567 in
  • Color
    Black
Cup Washer 8.1 mm 12.7 mm 4.3 mm 5/16 Nylon Black

16CW312050B

Price Range
$0.03 - $0.0218

Stock Levels
Request the lead time here
Attributes
  • Bore Depth
    0.122 in
  • Bore Diameter
    0.402 in
  • Inside Diameter
    0.319 in
  • Outside Diameter
    0.5 in
  • Color
    Black
Cup Washer 2.9 mm 7.7 mm 6.5 mm #4 Nylon Black

16CW004257B

Price Range
$0.0318 - $0.0258

Stock Levels
Request the lead time here
Attributes
  • Bore Depth
    0.217 in
  • Bore Diameter
    0.244 in
  • Inside Diameter
    0.114 in
  • Outside Diameter
    0.303 in
  • Color
    Black
Cup Washer 4.7 mm 12.6 mm 3.5 mm #8 Nylon Black

16CW008042B

Price Range
$0.0328 - $0.0239

Stock Levels
Request the lead time here
Attributes
  • Bore Depth
    0.094 in
  • Bore Diameter
    0.39 in
  • Inside Diameter
    0.185 in
  • Outside Diameter
    0.496 in
  • Color
    Black
Cup Washer 8.7 mm 22.2 mm 9.5 mm 5/16 Nylon Black

16CW312375B

Price Range
$0.0707 - $0.0515

Stock Levels
Request the lead time here
Attributes
  • Bore Depth
    0.252 in
  • Bore Diameter
    0.626 in
  • Inside Diameter
    0.343 in
  • Outside Diameter
    0.874 in
  • Color
    Black
Cup Washer 4.4 mm 8.7 mm 5.5 mm #8 Nylon Black

16CW008043B

Price Range
$0.0322 - $0.0235

Stock Levels
Request the lead time here
Attributes
  • Bore Depth
    0.181 in
  • Bore Diameter
    0.28 in
  • Inside Diameter
    0.173 in
  • Outside Diameter
    0.343 in
  • Color
    Black
Cup Washer 3.6 mm 9.1 mm 4.6 mm #6 Nylon Black

16CW006040B

Price Range
$0.0432 - $0.035

Stock Levels
Request the lead time here
Attributes
  • Bore Depth
    0.142 in
  • Bore Diameter
    0.299 in
  • Inside Diameter
    0.142 in
  • Outside Diameter
    0.358 in
  • Color
    Black
Cup Washer 9.7 mm 25.4 mm 5.7 mm 3/8 Nylon Black

16CW375225B

Price Range
$0.1325 - $0.0966

Stock Levels
Request the lead time here
Attributes
  • Bore Depth
    0.126 in
  • Bore Diameter
    0.752 in
  • Inside Diameter
    0.382 in
  • Outside Diameter
    1 in
  • Color
    Black
Cup Washer 4.9 mm 11.9 mm 5.8 mm #10 Nylon Black

16CW010040B

Price Range
$0.0545 - $0.0397

Stock Levels
Request the lead time here
Attributes
  • Bore Depth
    0.189 in
  • Bore Diameter
    0.409 in
  • Inside Diameter
    0.193 in
  • Outside Diameter
    0.469 in
  • Color
    Black
Cup Washer 4.3 mm 10.5 mm 4.3 mm #8 Nylon Black

16CW008041B

Price Range
$0.0823 - $0.0667

Stock Levels
Request the lead time here
Attributes
  • Bore Depth
    0.13 in
  • Bore Diameter
    0.354 in
  • Inside Diameter
    0.169 in
  • Outside Diameter
    0.413 in
  • Color
    Black
Cup Washer 4.3 mm 10.5 mm 5.2 mm #8 Nylon Black

16CW008040B

Price Range
$0.0526 - $0.0426

Stock Levels
Request the lead time here
Attributes
  • Bore Depth
    0.165 in
  • Bore Diameter
    0.354 in
  • Inside Diameter
    0.169 in
  • Outside Diameter
    0.413 in
  • Color
    Black
Natural Nylon Finishing Washer - Bore Depth 3.8 mm | 0.15 in; Inside Diameter 6.6 mm | 0.26 in

16CW250250

Price Range
$0.3561 - $0.2595

Stock Levels
6000 In stock
Attributes
  • Color
    Natural
  • Full Material
    Polyamide 6/6
  • Material
    Nylon
  • Washer Shape
    Round
  • Washer Type
    Cup Washer
Natural Nylon Finishing Washer - Bore Depth 3.3 mm | 0.13 in; Inside Diameter 4.3 mm | 0.169 in

16CW008041

Price Range
$0.0748 - $0.0545

Stock Levels
4000 In stock
Attributes
  • Color
    Natural
  • Full Material
    Polyamide 6/6
  • Material
    Nylon
  • Washer Shape
    Round
  • Washer Type
    Cup Washer
Natural Nylon Finishing Washer - Bore Depth 6.4 mm | 0.252 in; Inside Diameter 8.7 mm | 0.343 in

16CW312375

Price Range
$0.0642 - $0.0467

Stock Levels
3500 In stock
Attributes
  • Color
    Natural
  • Full Material
    Polyamide 6/6
  • Material
    Nylon
  • Washer Shape
    Round
  • Washer Type
    Cup Washer