Flat Washer, USS, Thru-Hardened, Steel, Yellow Zinc Finish, 0.438" ID, 1" OD, 0.064 to 0.104" Thickness, 3/8"
(Pack of
100)
Enjoy a secure grip and prevent loosening when you use this USS flat steel washer for your construction, engineering and automotive projects. Thru-hardened feature means the entire washer is heat-treated, providing consistent strength throughout. When high strength and reliability are needed, this robust washer is your go to.
Zinc-plated to 0.0002" minimum thickness with yellow chromate finish
Thru-hardened to resist dishing, bellying or cracking
Larger outer diameter allows for better load distribution on the fastened material
Hardened and drawn to Rc 38/45
1050 annealed HRPO*
*Hot rolled, pickled and oiled steel
*Hot rolled, pickled and oiled steel
Frequently Bought Together
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DIN 125A Flat Washer Grade 140 HV M6
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DIN 125A Flat Washer Grade 140 HV M8
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SAE Flat Washer Thru-Hardened Steel 1/4"
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Engine Under Cover Drive Rivet Plastic 7mm Hole
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Bumper Fascia General Purpose Split Rivet 3/16"
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Fender Apron Drive Rivet 8mm Hole
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DIN 125A Flat Washer Grade 140 HV M8
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SAE Flat Washer Thru-Hardened Steel 1/4"
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DIN 127B Standard Lock Washer M8
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Product Description
Enjoy a secure grip and prevent loosening when you use this USS flat steel washer for your construction, engineering and automotive projects. Thru-hardened feature means the entire washer is heat-treated, providing consistent strength throughout. When high strength and reliability are needed, this robust washer is your go to. Zinc-plated to 0.0002" minimum thickness with yellow chromate finish
Thru-hardened to resist dishing, bellying or cracking
Larger outer diameter allows for better load distribution on the fastened material
Hardened and drawn to Rc 38/45
1050 annealed HRPO*
*Hot rolled, pickled and oiled steel
*Hot rolled, pickled and oiled steel
Technical Specifications
| Item#: | FA88447 |
|---|---|
| Nominal Size | 3/8 " |
| Grade | Thru-Hardened |
| Finish | Yellow Zinc |
| Type | Flat Washer |
| I.D. | 0.438 " |
| O.D. | 1.000 " |
| Thickness | 0.064 0.104 " |
| Material | Carbon Steel |
| Pattern | USS |
| Specifications | ANSI B18.22.1 |
| UNSPSC #: | 31161807 |
| TAA Compliant: | No |
| Weight: | 1.17 lb |
Product Restrictions
