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USS Flat Washers in Through (Thru) Hardened Bright Zinc Plated Steel

Flat washer to American USS specifications, now part of the Unified Thread Standard. Washers with an external diameter larger than that of an equivalent SAE washer, but smaller than a penny/fender washer. Conforms to ASME B18.21.1-1999.
USS Flat Washers in BZP-TH image
technical drawing of USS Flat Washers
Technical Summary
Standard ASME B18.21.1
Westfield Fasteners Ltd 2024
Datasheet

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technical drawing of USS Flat Washers
Technical Summary
Standard ASME B18.21.1
Westfield Fasteners Ltd 2024
Datasheet
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