Oil-Resistant Sealing Washers | McMaster-Carr

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Screw Size

ID

1/64" to 11/16"

1/64" to 1 1/8"

1/64" to 1 1/2"

1/32" to 1 3/4"

1/32" to 2 7/8"

Material

Stainless Steel

OD

System of Measurement

Thickness

0.018" to 0.025"

0.019" to 0.043"

0.021" to 0.041"

0.024" to 0.038"

0.026" to 0.036"

0.033" to 0.047"

0.035" to 0.045"

0.036" to 0.044"

0.042" to 0.052"

0.043" to 0.057"

0.045" to 0.055"

0.046" to 0.078"

0.047" to 0.077"

0.052" to 0.072"

0.054" to 0.070"

Washer Type

Environment

Food and Beverage

Finish

Color

Maximum Temperature

Less than 250° F

250° F to 299° F

300° F to 499° F

Hardness

For Use With

Application

Maximum Pressure for Fluids

Less than 3,000 psi

3,000 psi to 3,999 psi

4,000 psi to 4,999 psi

5,000 psi to 9,999 psi

10,000 psi or greater

Shape

Specifications Met

REACH

RoHS

Export Control Classification Number (ECCN)

DFARS Specialty Metals

Seal Hardness

Maximum Pressure for Gases

Pressure Rating

Hardness Rating

How can we improve?

525 Products

Sealing Washers

Sealing Washers

Sealing Washers

Choose from rubber, PTFE, hard fiber, or metal

High-Pressure Bonded Sealing Washers

High-Pressure Bonded Sealing Washers

Prevent leaks in pumps, hydraulic systems, and other pressurized lines

Sanitary Bonded Sealing Washers

Sanitary Bonded Sealing Washers

Free of nooks and crannies where dirt and bacteria could collect

Sealing Washer Assortments

Sealing Washer Assortments

A collection of common sizes to prevent leaks around nuts and screws

Other Products

Grommets

Protect wire, cable, and cords from holes with sharp or rough edges

Vibration-Damping Mounts

Vibration-Damping Mounts

Attach to machinery to reduce vibration and noise and extend service life

Hose Washers

Place inside nozzles and spigots to prevent leaks in an attached hose

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