1/4 Carbon Steel USS Flat Washer Plain Finish


  • WEIGHT: 0.0067 lbs.
  • BOLT SIZE: 0.2500 (1/4)
  • GRADE:
  • FINISH: Plain Finish

$0.03 /pc


Add to Cart

30633 available

Request Tech Specs

Product Description

product thumbnail

USS Flat Washer

The USS flat washer is the most commonly used washer in the industry. These washers provide a smooth bearing surface and can be used with screws, bolts and studs. Our bolt sizes go up to 3” diameter, so save these washers for all those BIG projects! Log-in here to place your order. Log-in here to place your order.

Descriptions: USS Flat Washer, Plain Wide Washer, Wide Flat Washer, Round Wide Washer.
Applications: Most commonly used washer in industry. Provides smooth bearing surface for fastener assemblies. For use with screws, bolts and studs.
Specifications: Dimensions per ASME B18.21.1 Type A Wide Series.
Material per ASTM F844 for unhardened washers.

There's stuff in your cart. We think that's smart.


Please correct the following before continuing:

You and Us


Chances are, as you're reading this, there is some dirt under your fingernails and perhaps scabs on your knuckles. You are the bold one who doesn't shy away from removing a few bolts and nuts to see what's going on. You're reading this because you want to make sure you are dealing with a company that you can rely on to supply the right parts when you need them. And, whatever big project you are working on now, is a stepping stone for a bigger one. If that assessment feels right, go ahead and let us know.


We exist for one reason: there are big machines out there that need big bolts and nuts to hold them together. We launched this company with a simple mission; to provide large diameter high quality fasteners with a great customer experience. We stand behind our products with integrity, knowledge and confidence and we stand behind our service with a commitment to you. If for any reason you aren't smiling when dealing with BigBolts.com, let us know.

y y