This 1/4″ flat washer is manufactured from 18-8 stainless steel and designed for use with compatible screws, bolts, and studs. The washer provides a smooth bearing surface beneath a fastener while helping distribute clamping force across the mounting surface.
The AN960C416 has an actual 0.265″ ID, 0.500″ OD, and 0.063″ thickness and is manufactured to the AN960 military specification.
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Key Features
• 1/4″ nominal flat washer
• 18-8 stainless steel construction
• 0.265″ inside diameter
• 0.500″ outside diameter
• Approximately 0.063″ thick
• AN960 military specification washer
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Product Overview
The AN960C416 Flat Washer provides a smooth bearing surface between a compatible fastener and the material being secured. Its stainless steel construction provides corrosion resistance while the flat profile helps distribute fastener load over a larger surface area.
The AN960C416 is sized for 1/4″ bolts and screws and is superseded by specification NAS1149C0463R. Its verified dimensions are 0.265″ ID x 0.500″ OD x 0.063″ thick.








