Standard Flat Washers - General-Purpose Washers in All Sizes & Materials

Standard washers are the most widely used fastener components across industrial, commercial, and consumer applications, providing reliable load distribution, surface protection, and joint stability. Superior Washer & Gasket Corp supplies standard flat washers in a comprehensive range of sizes and materials-including steel, stainless steel, brass, aluminum, copper, and nylon-from one of the largest domestic washer inventories available.

As an ISO 9001:2015 certified washer manufacturer, we maintain broad inventory of standard washers for fast delivery and offer custom washer production for non-standard sizes and materials. Whether you need standard SAE or USS washers or custom flat washers in specialty materials, our washer supply capabilities deliver consistent quality made in the U.S.A.

  • SAE and USS standard washer sizes in stock
  • Steel, stainless steel, brass, aluminum, and nylon options
  • Custom standard and special washers available
  • ISO 9001:2015 certified quality management
  • Made in the U.S.A. with fast delivery

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Showing 151–200 of 1,322 products

SKU ID OD Thickness Material Size Quantity Actions

DIN-125-M5

ID 5.3
OD 10.0
Thickness 1.0
Material Any Material
Size 5
Quantity

DIN-125-M6

ID 6.4
OD 12.5
Thickness 1.6
Material Any Material
Size 6
Quantity

DIN-125-M7

ID 7.4
OD 14.0
Thickness 1.6
Material Any Material
Size 7
Quantity

DIN-125-M8

ID 8.4
OD 17.0
Thickness 1.6
Material Any Material
Size 8
Quantity

F0-125010NM

ID 0.068
OD 0.125
Thickness 0.01
Material Fiber
Size #0
Quantity

F1-156015NM

ID 0.084
OD 0.156
Thickness 0.015
Material Fiber
Size #1
Quantity

F10-375031NM

ID 0.196
OD 0.375
Thickness 0.031
Material Fiber
Size #10
Quantity

F10-375062NM

ID 0.196
OD 0.375
Thickness 0.062
Material Fiber
Size #10
Quantity

F10-437030NM

ID 0.218
OD 0.437
Thickness 0.03
Material Fiber
Size #10
Quantity

F10-437031NM

ID 0.196
OD 0.437
Thickness 0.031
Material Fiber
Size #10
Quantity

F10-437062NM

ID 0.196
OD 0.437
Thickness 0.062
Material Fiber
Size #10
Quantity

F12-500030NM

ID 0.227
OD 0.5
Thickness 0.03
Material Fiber
Size #12
Quantity

F14-500030NM

ID 0.281
OD 0.5
Thickness 0.03
Material Fiber
Size 1/4
Quantity

F14-500031NM

ID 0.253
OD 0.5
Thickness 0.031
Material Fiber
Size 1/4
Quantity

F14-500062NM

ID 0.253
OD 0.5
Thickness 0.062
Material Fiber
Size 1/4
Quantity

F14-500093NM

ID 0.253
OD 0.5
Thickness 0.093
Material Fiber
Size 1/4
Quantity

F14-562062NM

ID 0.253
OD 0.562
Thickness 0.062
Material Fiber
Size 1/4
Quantity

F18-500031NM

ID 0.315
OD 0.5
Thickness 0.031
Material Fiber
Size 5/16
Quantity

F18-500062NM

ID 0.315
OD 0.5
Thickness 0.062
Material Fiber
Size 5/16
Quantity

F18-875062NM

ID 0.343
OD 0.875
Thickness 0.062
Material Fiber
Size 5/16
Quantity

F2-187031NM

ID 0.093
OD 0.187
Thickness 0.031
Material Fiber
Size #2
Quantity

F2-250020NM

ID 0.093
OD 0.25
Thickness 0.02
Material Fiber
Size #2
Quantity

F2-250031NM

ID 0.093
OD 0.25
Thickness 0.031
Material Fiber
Size #2
Quantity

F2-281020NM

ID 0.093
OD 0.281
Thickness 0.02
Material Fiber
Size #2
Quantity

F2-281031NM

ID 0.093
OD 0.281
Thickness 0.031
Material Fiber
Size #2
Quantity

F20-100062NM

ID 0.406
OD 1.0
Thickness 0.062
Material Fiber
Size 3/8
Quantity

F20-625031NM

ID 0.385
OD 0.625
Thickness 0.031
Material Fiber
Size 3/8
Quantity

F20-625062NM

ID 0.385
OD 0.625
Thickness 0.062
Material Fiber
Size 3/8
Quantity

F20-750062NM

ID 0.378
OD 0.75
Thickness 0.062
Material Fiber
Size 3/8
Quantity

F22-750031NM

ID 0.443
OD 0.75
Thickness 0.031
Material Fiber
Size 7/16
Quantity

F22-750062NM

ID 0.443
OD 0.75
Thickness 0.062
Material Fiber
Size 7/16
Quantity

F24-125062NM

ID 0.562
OD 1.25
Thickness 0.062
Material Fiber
Size 1/2
Quantity

F24-750031NM

ID 0.505
OD 0.75
Thickness 0.031
Material Fiber
Size 1/2
Quantity

F24-750062NM

ID 0.505
OD 0.75
Thickness 0.062
Material Fiber
Size 1/2
Quantity

F24-875031NM

ID 0.515
OD 0.875
Thickness 0.031
Material Fiber
Size 1/2
Quantity

F24-875062NM

ID 0.515
OD 0.875
Thickness 0.062
Material Fiber
Size 1/2
Quantity

F28-131093NM

ID 0.656
OD 1.312
Thickness 0.093
Material Fiber
Size 5/8
Quantity

F3-250020NM

ID 0.105
OD 0.25
Thickness 0.02
Material Fiber
Size #3
Quantity

F30-146093NM

ID 0.812
OD 1.469
Thickness 0.093
Material Fiber
Size 3/4
Quantity

F4-250020NM

ID 0.115
OD 0.25
Thickness 0.02
Material Fiber
Size #4
Quantity

F4-250031NM

ID 0.115
OD 0.25
Thickness 0.031
Material Fiber
Size #4
Quantity

F4-250062NM

ID 0.115
OD 0.25
Thickness 0.062
Material Fiber
Size #4
Quantity

F4-281030NM

ID 0.125
OD 0.281
Thickness 0.03
Material Fiber
Size #5
Quantity

F4-281031NM

ID 0.115
OD 0.281
Thickness 0.031
Material Fiber
Size #4
Quantity

F4-281050NM

ID 0.115
OD 0.281
Thickness 0.05
Material Fiber
Size #4
Quantity

F4-281062NM

ID 0.115
OD 0.281
Thickness 0.062
Material Fiber
Size #4
Quantity

F5-250020NM

ID 0.125
OD 0.25
Thickness 0.02
Material Fiber
Size #4
Quantity

F6-250031NM

ID 0.141
OD 0.25
Thickness 0.031
Material Fiber
Size #6
Quantity

F6-250062NM

ID 0.141
OD 0.25
Thickness 0.062
Material Fiber
Size #6
Quantity

F6-312031NM

ID 0.141
OD 0.312
Thickness 0.031
Material Fiber
Size #6
Quantity

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