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Insulating Cup Washers

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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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17 results
Product SKUs information
Item Code Price range Availability Height Bore Diameter Inside Diameter Outside Diameter Bore Depth View
16CW250040 $0.032 - $0.0438 10000 In stock
16CW008040 $0.0339 - $0.0465 35000 In stock
$0.0355 - $0.0487 169000 In stock
$0.0538 - $0.0738 32000 In stock
$0.0855 - $0.1173 6500 In stock
16CW004040 $0.0266 - $0.0365 6000 In stock
16CW008041 $0.0531 - $0.0728 2000 In stock
$0.2527 - $0.3467 6500 In stock
$0.0455 - $0.0625 Request the lead time here
$0.1807 - $0.2478 750 In stock
$0.0205 - $0.0282 13000 In stock
$0.0212 - $0.029 1500 In stock
16CW010040 $0.0352 - $0.0483 49000 In stock
$0.0193 - $0.0265 27000 In stock
16CW006040 $0.0279 - $0.0383 26000 In stock
16CW008043 $0.0208 - $0.0285 40000 In stock
$0.0669 - $0.0918 11500 In stock
Natural Nylon Finishing Washer - Bore Depth 6.3 mm | 0.248 in; Inside Diameter 6.5 mm | 0.256 in

16CW250040

Price Range
$0.0438 - $0.032

Stock Levels
10000 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 4.2 mm | 0.165 in; Inside Diameter 4.3 mm | 0.169 in

16CW008040

Price Range
$0.0465 - $0.0339

Stock Levels
35000 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 3.2 mm | 0.126 in; Inside Diameter 5.1 mm | 0.201 in

16CW010030

Price Range
$0.0487 - $0.0355

Stock Levels
169000 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 16.5 mm | 0.65 in; Inside Diameter 6.5 mm | 0.256 in

16CW250042

Price Range
$0.0738 - $0.0538

Stock Levels
32000 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 3.2 mm | 0.126 in; Inside Diameter 9.7 mm | 0.382 in

16CW375225

Price Range
$0.1173 - $0.0855

Stock Levels
6500 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 3.0 mm | 0.118 in; Inside Diameter 2.9 mm | 0.114 in

16CW004040

Price Range
$0.0365 - $0.0266

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
$0.0728 - $0.0531

Stock Levels
2000 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 3.8 mm | 0.15 in; Inside Diameter 6.6 mm | 0.26 in

16CW250250

Price Range
$0.3467 - $0.2527

Stock Levels
6500 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
$0.0625 - $0.0455

Stock Levels
Request the lead time here
Attributes
  • Color
    Natural
  • Full Material
    Polyamide 6/6
  • Material
    Nylon
  • Washer Shape
    Round
  • Washer Type
    Cup Washer
Natural Nylon Finishing Washer - Bore Depth 5.0 mm | 0.197 in; Inside Diameter 11.1 mm | 0.437 in

16CW437520

Price Range
$0.2478 - $0.1807

Stock Levels
750 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 5.5 mm | 0.217 in; Inside Diameter 2.9 mm | 0.114 in

16CW004257

Price Range
$0.0282 - $0.0205

Stock Levels
13000 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 2.4 mm | 0.094 in; Inside Diameter 4.7 mm | 0.185 in

16CW008042

Price Range
$0.029 - $0.0212

Stock Levels
1500 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 4.8 mm | 0.189 in; Inside Diameter 4.9 mm | 0.193 in

16CW010040

Price Range
$0.0483 - $0.0352

Stock Levels
49000 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 3.1 mm | 0.122 in; Inside Diameter 8.1 mm | 0.319 in

16CW312050

Price Range
$0.0265 - $0.0193

Stock Levels
27000 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 3.6 mm | 0.142 in; Inside Diameter 3.6 mm | 0.142 in

16CW006040

Price Range
$0.0383 - $0.0279

Stock Levels
26000 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 4.6 mm | 0.181 in; Inside Diameter 4.4 mm | 0.173 in

16CW008043

Price Range
$0.0285 - $0.0208

Stock Levels
40000 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 9.6 mm | 0.378 in; Inside Diameter 8.7 mm | 0.343 in

16CW312500

Price Range
$0.0918 - $0.0669

Stock Levels
11500 In stock
Attributes
  • Color
    Natural
  • Full Material
    Polyamide 6/6
  • Material
    Nylon
  • Washer Shape
    Round
  • Washer Type
    Cup Washer