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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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Product SKUs information
Item Code Price range Availability Flange Height Flange Outside Diameter Color Material Inside Diameter Outside Diameter Thickness Buy
$1.2489 - $14.7984 1000 In stock
0.079 in
0.630 in
Natural
Nylon
0.394 in
0.630 in
FBM1100A $0.2092 - $2.4639 In production
0.079 in
0.827 in
Natural
Nylon
0.394 in
0.827 in
In production
0.065 in
0.513 in
Natural
Nylon
0.260 in
0.513 in
MNI-10-4 $0.131 - $0.2116 In production
0.063 in
0.399 in
Natural
Nylon
0.200 in
0.399 in
$0.1197 - $0.1937 4000 In stock
0.047 in
0.181 in
Natural
Nylon
0.090 in
0.181 in
In production
0.047 in
0.235 in
Natural
Nylon
0.115 in
0.235 in
MNI-6-16 $0.1199 - $0.1937 1000 In stock
0.047 in
0.290 in
Natural
Nylon
0.140 in
0.290 in
$0.1199 - $0.1937 In production
0.047 in
0.290 in
Natural
Nylon
0.140 in
0.290 in
$0.1258 - $0.2034 In production
0.063 in
0.205 in
Natural
Nylon
0.173 in
0.205 in
MNI-HT-4-2 $0.168 - $0.2461 33000 In stock
0.047 in
0.280 in
Black
PPS
0.118 in
0.280 in
$0.1294 - $0.209 34000 In stock
0.039 in
0.280 in
Natural
Nylon
0.122 in
0.280 in
$0.0437 - $0.0509 In production
0.125 in
0.395 in
Natural
Nylon
0.200 in
0.395 in
$0.1721 - $2.03 In production
0.472 in
0.236 in
Natural
Nylon
0.236 in
0.354 in
$0.4226 - $5.0052 1820 In stock
0.118 in
1.181 in
Natural
Nylon
0.709 in
1.181 in
In production
0.063 in
0.399 in
Natural
Nylon
0.200 in
0.399 in
1000 In stock
0.063 in
0.205 in
Natural
Nylon
0.173 in
0.205 in
$0.1623 - $1.9125 In production
0.140 in
0.875 in
Natural
Nylon
0.190 in
0.343 in
$0.1439 - $1.7045 In production
0.787 in
0.433 in
Natural
Nylon
0.197 in
0.433 in
$1.2489 - $14.7984 In production
0.079 in
0.630 in
Natural
Nylon
0.315 in
0.630 in
In production
0.065 in
0.513 in
Natural
Nylon
0.260 in
0.513 in
  • of 54
Natural Nylon Bushing Washer Shoulder Washer - Outside Diameter 16 mm | 0.630 in; Base Height 6 mm | 0.236 in; Base Outside Diameter 12 mm | .472 in; Compatible Screw Sizes M9

FBM1060A

Price Range
$14.7984 - $1.2489

Stock Levels
1000 In stock
Attributes
  • Base Height
    0.236 in
  • Base Outside Diameter
    .472 in
  • Flange Height
    0.079 in
  • Flange Outside Diameter
    0.630 in
  • Inside Diameter
    0.394 in
Natural Nylon Bushing Washer Shoulder Washer - Outside Diameter 21 mm | 0.827 in; Base Height 8 mm | 0.315 in; Base Outside Diameter 16 mm | 0.630 in; Compatible Screw Sizes M9

FBM1100A

Price Range
$2.4639 - $0.2092

Stock Levels
In production
Attributes
  • Base Height
    0.315 in
  • Base Outside Diameter
    0.630 in
  • Flange Height
    0.079 in
  • Flange Outside Diameter
    0.827 in
  • Inside Diameter
    0.394 in
Natural Nylon Insulator Washer Shoulder Washer - Outside Diameter 13 mm | 0.513 in; Base Height 6.4 mm | 0.250 in; Base Outside Diameter 7.9 mm | 0.312 in; Compatible Screw Sizes 1/4M6

MNI1/4-16


Stock Levels
In production
Attributes
  • Base Height
    0.250 in
  • Base Outside Diameter
    0.312 in
  • Flange Height
    0.065 in
  • Flange Outside Diameter
    0.513 in
  • Inside Diameter
    0.260 in
Natural Nylon Insulator Washer Shoulder Washer - Outside Diameter 10.1 mm | 0.399 in; Base Height 1.6 mm | 0.063 in; Base Outside Diameter 6.6 mm | 0.260 in; Compatible Screw Sizes 10M5

MNI-10-4

Price Range
$0.2116 - $0.131

Stock Levels
In production
Attributes
  • Base Height
    0.063 in
  • Base Outside Diameter
    0.260 in
  • Flange Height
    0.063 in
  • Flange Outside Diameter
    0.399 in
  • Inside Diameter
    0.200 in
Natural Nylon Insulator Washer Shoulder Washer - Outside Diameter 4.6 mm | 0.181 in; Base Height 1.6 mm | 0.063 in; Base Outside Diameter 3 mm | 0.120 in; Compatible Screw Sizes 2M2

MNI-2-4

Price Range
$0.1937 - $0.1197

Stock Levels
4000 In stock
Attributes
  • Base Height
    0.063 in
  • Base Outside Diameter
    0.120 in
  • Flange Height
    0.047 in
  • Flange Outside Diameter
    0.181 in
  • Inside Diameter
    0.090 in
Natural Nylon Insulator Washer Shoulder Washer - Outside Diameter 6 mm | 0.235 in; Base Height 0.8 mm | 0.031 in; Base Outside Diameter 3.7 mm | 0.145 in; Compatible Screw Sizes 4M2.5

MNI-4-2


Stock Levels
In production
Attributes
  • Base Height
    0.031 in
  • Base Outside Diameter
    0.145 in
  • Flange Height
    0.047 in
  • Flange Outside Diameter
    0.235 in
  • Inside Diameter
    0.115 in
Natural Nylon Insulator Washer Shoulder Washer - Outside Diameter 7.4 mm | 0.290 in; Base Height 6.4 mm | 0.250 in; Base Outside Diameter 4.3 mm | 0.170 in; Compatible Screw Sizes 6M3.5

MNI-6-16

Price Range
$0.1937 - $0.1199

Stock Levels
1000 In stock
Attributes
  • Base Height
    0.250 in
  • Base Outside Diameter
    0.170 in
  • Flange Height
    0.047 in
  • Flange Outside Diameter
    0.290 in
  • Inside Diameter
    0.140 in
Natural Nylon Insulator Washer Shoulder Washer - Outside Diameter 7.4 mm | 0.290 in; Base Height 1.6 mm | 0.063 in; Base Outside Diameter 4.3 mm | 0.170 in; Compatible Screw Sizes 6M3.5

MNI-6-4

Price Range
$0.1937 - $0.1199

Stock Levels
In production
Attributes
  • Base Height
    0.063 in
  • Base Outside Diameter
    0.170 in
  • Flange Height
    0.047 in
  • Flange Outside Diameter
    0.290 in
  • Inside Diameter
    0.140 in
Natural Nylon Insulator Washer Shoulder Washer - Outside Diameter 5.2 mm | 0.205 in; Base Height 1.6 mm | 0.063 in; Base Outside Diameter 5.2 mm | 0.205 in; Compatible Screw Sizes 8M4

MNI-8-4

Price Range
$0.2034 - $0.1258

Stock Levels
In production
Attributes
  • Base Height
    0.063 in
  • Base Outside Diameter
    0.205 in
  • Flange Height
    0.063 in
  • Flange Outside Diameter
    0.205 in
  • Inside Diameter
    0.173 in
Black PPS High-Temperature Shoulder Washer - Outside Diameter 7.1 mm | 0.280 in; Base Height 0.8 mm | 0.031 in; Base Outside Diameter 3.7 mm | 0.145 in; Compatible Screw Sizes 4M2.5

MNI-HT-4-2

Price Range
$0.2461 - $0.168

Stock Levels
33000 In stock
Attributes
  • Base Height
    0.031 in
  • Base Outside Diameter
    0.145 in
  • Flange Height
    0.047 in
  • Flange Outside Diameter
    0.280 in
  • Inside Diameter
    0.118 in
Natural Nylon Insulator Washer Shoulder Washer - Outside Diameter 7.1 mm | 0.280 in; Base Height 1 mm | 0.039 in; Base Outside Diameter 3.8 mm | 0.150 in; Compatible Screw Sizes 5M3

MNIM3-1.0

Price Range
$0.209 - $0.1294

Stock Levels
34000 In stock
Attributes
  • Base Height
    0.039 in
  • Base Outside Diameter
    0.150 in
  • Flange Height
    0.039 in
  • Flange Outside Diameter
    0.280 in
  • Inside Diameter
    0.122 in
Natural Nylon Standard Shoulder Washer - Outside Diameter 10 mm | 0.395 in; Base Height 10.1 mm | 0.397 in; Base Outside Diameter 6.6 mm | 0.260 in; Compatible Screw Sizes 10

12SWS0938

Price Range
$0.0509 - $0.0437

Stock Levels
In production
Attributes
  • Base Height
    0.397 in
  • Base Outside Diameter
    0.260 in
  • Flange Height
    0.125 in
  • Flange Outside Diameter
    0.395 in
  • Inside Diameter
    0.200 in
Natural Nylon Bushing Washer Shoulder Washer - Outside Diameter 9.0 mm | 0.354 in; Base Height 11.0 mm | 0.433 in; Base Outside Diameter 10.0 mm | 0.394 in; Compatible Screw Sizes M6

FBM1020A

Price Range
$2.03 - $0.1721

Stock Levels
In production
Attributes
  • Base Height
    0.433 in
  • Base Outside Diameter
    0.394 in
  • Flange Height
    0.472 in
  • Flange Outside Diameter
    0.236 in
  • Inside Diameter
    0.236 in
Natural Nylon Bushing Washer Shoulder Washer - Outside Diameter 30 mm | 1.181 in; Base Height 22 mm | 0.866 in; Base Outside Diameter 22 mm | 0.866 in; Compatible Screw Sizes M12

FBM1150A

Price Range
$5.0052 - $0.4226

Stock Levels
1820 In stock
Attributes
  • Base Height
    0.866 in
  • Base Outside Diameter
    0.866 in
  • Flange Height
    0.118 in
  • Flange Outside Diameter
    1.181 in
  • Inside Diameter
    0.709 in
Natural Nylon Insulator Washer Shoulder Washer - Outside Diameter 10.1 mm | 0.399 in; Base Height 4.7 mm | 0.187 in; Base Outside Diameter 6.6 mm | 0.260 in; Compatible Screw Sizes 10M5

MNI-10-12


Stock Levels
In production
Attributes
  • Base Height
    0.187 in
  • Base Outside Diameter
    0.260 in
  • Flange Height
    0.063 in
  • Flange Outside Diameter
    0.399 in
  • Inside Diameter
    0.200 in
Natural Nylon Insulator Washer Shoulder Washer - Outside Diameter 5.2 mm | 0.205 in; Base Height 6.4 mm | 0.250 in; Base Outside Diameter 5.2 mm | 0.205 in; Compatible Screw Sizes 8M4

MNI-8-16


Stock Levels
1000 In stock
Attributes
  • Base Height
    0.250 in
  • Base Outside Diameter
    0.205 in
  • Flange Height
    0.063 in
  • Flange Outside Diameter
    0.205 in
  • Inside Diameter
    0.173 in
Natural Nylon Bushing Washer Shoulder Washer - Outside Diameter 8.7 mm | 0.343 in; Base Height 3.6 mm | 0.141 in; Base Outside Diameter 8.7 mm | .343 in; Compatible Screw Sizes 8M4

FB1080A

Price Range
$1.9125 - $0.1623

Stock Levels
In production
Attributes
  • Base Height
    0.141 in
  • Base Outside Diameter
    .343 in
  • Flange Height
    0.140 in
  • Flange Outside Diameter
    0.875 in
  • Inside Diameter
    0.190 in
Natural Nylon Bushing Washer Shoulder Washer - Outside Diameter 11 mm | 0.433 in; Base Height 8 mm | 0.315 in; Base Outside Diameter 8 mm | 0.315 in; Compatible Screw Sizes 10M5

FBM1000A

Price Range
$1.7045 - $0.1439

Stock Levels
In production
Attributes
  • Base Height
    0.315 in
  • Base Outside Diameter
    0.315 in
  • Flange Height
    0.787 in
  • Flange Outside Diameter
    0.433 in
  • Inside Diameter
    0.197 in
Natural Nylon Bushing Washer Shoulder Washer - Outside Diameter 16 mm | 0.630 in; Base Height 8 mm | 0.315 in; Base Outside Diameter 12 mm | .472 in; Compatible Screw Sizes 5/16M8

FBM1040A

Price Range
$14.7984 - $1.2489

Stock Levels
In production
Attributes
  • Base Height
    0.315 in
  • Base Outside Diameter
    .472 in
  • Flange Height
    0.079 in
  • Flange Outside Diameter
    0.630 in
  • Inside Diameter
    0.315 in
Natural Nylon Insulator Washer Shoulder Washer - Outside Diameter 13 mm | 0.513 in; Base Height 12.7 mm | 0.500 in; Base Outside Diameter 7.9 mm | 0.312 in; Compatible Screw Sizes 1/4M6

MNI1/4-32


Stock Levels
In production
Attributes
  • Base Height
    0.500 in
  • Base Outside Diameter
    0.312 in
  • Flange Height
    0.065 in
  • Flange Outside Diameter
    0.513 in
  • Inside Diameter
    0.260 in