Buna-N Rubber Tube Fitting Gaskets | McMaster-Carr

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System of Measurement

ID

Width

OD

Cross Section Shape

Hardness

Dash Number

Material

Fluoroelastomer

Polyurethane Rubber

Silicone Rubber

Viton® Fluoroelastomer

Stainless Steel

Hardness Rating

Color

For Use With

Diluted Salt Solutions

Synthetic Lubricants

Transmission Fluid

Acetic Acid (White Vinegar)

Ammonium Hydroxide

Fractional Width

Fractional ID

Fractional OD

Maximum Temperature

Less than 250° F

250° F to 299° F

300° F to 499° F

Specifications Met

Minimum Temperature

-249° F to -50° F

-49° F to -25° F

-24° F to 0° F

RoHS

REACH

Export Control Classification Number (ECCN)

DFARS Specialty Metals

Thickness

Shape

Food Industry Standard

3-A Sanitary Standard

Environment

Food and Beverage

Tube OD

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4,200 Products

Sealing

O-Rings

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

Backup Rings

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

O-Ring Cord Stock

O-Ring Cord Stock

Cut to length to create customized seals

O-Ring Bonding Kits

O-Ring Bonding Kits

Everything needed to make O-rings

Tube Fitting Gaskets

Tube Fitting Gaskets

Prevent leaks when connecting sanitary tube fittings

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