RaceFlux Aluminum Crush Washer

The classic drain plug seal: these aluminum crush washers deform under torque to fill the imperfections between a bolt head and its sealing face, creating a leak-free metal seal. Soft aluminum crushes once and seals once — use a fresh washer at every service and drain plugs never weep.

Key Features

• Aluminum crush washers — deform to seal under torque
• Leak-free sealing for drain plugs and banjo bolts
• Single-use design for a fresh seal every service

Fitment & Compatibility

• Select the size matching your bolt or plug from the dropdown
• Common uses: oil drain plugs, transmission and differential plugs, banjo bolt sealing

Note: Crush washers are single-use — replace at every removal.