• 5/16"x1-1/4"x0.050 304 SS Flat Fender Washer

5/16"x1-1/4"x0.050 18-8 (304) Stainless Steel Flat Fender Washer

Part Number: 5/16SSFENDERX11/4OD-0.050
BreakpointPriceDiscount
100 - 399$0.117917.49%
400 - 1499$0.104826.66%
1500 - 2999$0.094334.01%
3000+$0.085839.96%
6000+$0.078645%
Order in Blocks of: 100
$0.14
QTY:
  

PRODUCT DETAILS

5/16"x1-1/4"x0.050 304 Stainless Steel Fender Flat Washer

SPECS
  • Grade: 18-8 (304)
  • Diameter: 5/16"
  • Plating: Stainless Steel

304 Stainless Steel Fractional Size Fender Washers for Superior Surface Protection

304 stainless steel fractional size fender washers are designed to deliver maximum load distribution and enhanced surface protection in demanding fastening applications. With a significantly larger outside diameter than standard flat washers, fender washers provide expanded bearing surface coverage, making them ideal for thin sheet metal, plastics, fiberglass, and oversized holes that require added reinforcement.

Engineered from Durable 18-8 Stainless Steel

Corrosion-Resistant Performance

Manufactured from 304 stainless steel—commonly referred to as 18-8 stainless—these fender washers contain a balanced blend of chromium and nickel. This composition provides excellent resistance to rust, oxidation, and environmental wear. Whether exposed to humidity, rain, or moderately corrosive conditions, 304 stainless steel maintains its integrity and appearance over time.

Strength and Long-Term Reliability

In addition to corrosion resistance, 304 stainless steel offers dependable tensile strength and durability. These washers resist deformation under load, helping maintain proper clamp force and joint stability in automotive, marine, construction, and industrial applications.

Designed for Fractional Inch Fasteners

Available in a full range of fractional sizes, 304 stainless steel fender washers are fully compatible with U.S. standard bolts, screws, and nuts. Their oversized outer diameter prevents fastener pull-through, reduces stress on soft materials like wood or plastic, and improves vibration resistance in dynamic assemblies.

Commonly used in automotive repair, marine hardware installations, HVAC systems, electrical enclosures, and general construction, these washers provide both functional strength and a clean, professional finish.

When maximum load distribution, corrosion resistance, and long-lasting performance are required, 304 stainless steel fractional size fender washers offer a reliable, high-quality fastening solution for professional and everyday applications alike.

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