Stainless Steel Sealing Washers | McMaster-Carr

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Material

Stainless Steel

18-8 Stainless Steel

304 Stainless Steel

316 Stainless Steel

321 Stainless Steel

Stainless Steel

System of Measurement

Screw Size

OD

ID

Thickness

0.035" to 0.045"

0.042" to 0.052"

0.045" to 0.055"

0.047" to 0.109"

0.059" to 0.069"

0.065" to 0.100"

0.068" to 0.078"

0.072" to 0.082"

0.077" to 0.087"

0.078" to 0.126"

0.082" to 0.098"

0.084" to 0.114"

0.085" to 0.095"

Washer Type

Environment

Food and Beverage

Performance

Chemical Resistant

Corrosion Resistant

High Temperature

Weather Resistant

Color

Seal Material

Silicone Rubber

Maximum Temperature

Less than 250° F

250° F to 299° F

300° F to 499° F

1,000° F or greater

Enclosure Rating

Width

Cross Section Shape

Finish

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

Length

For Use With

Diluted Salt Solutions

Fluorinated Solvents

Synthetic Lubricants

Hardness

Application

Seal Hardness

RoHS

DFARS Specialty Metals

Export Control Classification Number (ECCN)

REACH

How can we improve?

200 Products

Sealing Washers

Bonded Sealing Washers

Bonded Sealing Washers

Two layers create a stronger seal than metal or rubber alone

High-Pressure Bonded Sealing Washers

High-Pressure Bonded Sealing Washers

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

Washdown Bonded Sealing Washers

Washdown Bonded Sealing Washers

NEMA or IP rated to maintain the washdown rating of your enclosure

Sanitary Bonded Sealing Washers

Sanitary Bonded Sealing Washers

Free of nooks and crannies where dirt and bacteria could collect

Other Products

Spacers

Unthreaded to create space between two surfaces or objects, often to align them

Fastener Assortments

Fastener Assortments

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

O-Rings

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

Grommets

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

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