USS
USS Flat Washer Stainless Steel
Category: Hardware & Fasteners
SKU: 738287825374
$0.37
In Stock · Midwest Builder & Supply — Iowa & Missouri
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USS Flat Washer — Stainless Steel (SKU 738287825374). A standard USS (United States Standard) flat washer in stainless steel (commonly 18-8 / 304 or 316 grades) that distributes bolt and screw clamping loads and protects substrate surfaces. USS washers have a larger outside diameter and are thicker than SAE-type washers, making them suitable where wider bearing area and higher load capacity are needed; they are made to ASME/ANSI flat-washer dimensions and are offered in common bolt sizes (1/4", 5/16", 3/8", etc.) and thickness ranges for each size. Material options include 18-8 (304) stainless for general corrosion resistance and 316 stainless for superior marine/chemical resistance. Suggested competitive local resale price for Dayton, IA 50530: $0.15 USD per each — this sits above the median of sampled wholesale/online per-piece prices (~$0.10/ea) while remaining well below typical consumer-pack retail prices, giving a modest retail margin for single-piece sales and convenience in a local market.