O-Ring Washers | McMaster-Carr

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12,021 Products

Fastening and Joining

Sealing Washers

Sealing Washers

Prevent fluids from leaking around fasteners

Fastener Assortments

Fastener Assortments

Stay prepared by keeping fasteners in common sizes and materials on hand

Sealing

O-Rings

Fit snugly into a groove between parts to create a leak-resistant seal

10,683 products

Backup Rings

Extend the life of O-rings and improve their performance under high pressure

O-Ring Bonding Kits

O-Ring Bonding Kits

Everything needed to make O-rings

O-Ring Cord Stock

O-Ring Cord Stock

Cut to length to create customized seals

Fluid Handling

Tube Fitting Rings

Tube Fitting Rings

Prevent leaks at tubing connection points

Measuring and Inspecting

O-Ring Gauges

Identify the size of your O-ring

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)