O-Ring Materials | McMaster-Carr

Filter by

System of Measurement

Width

Cross Section Shape

Material

Length

Hardness

Hardness Rating

Color

Fractional Width

For Use With

Diluted Salt Solutions

Maximum Temperature

Minimum Temperature

Performance

Highly Tear Resistant

RoHS

REACH

Export Control Classification Number (ECCN)

EAR99

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Yes

DFARS Specialty Metals

For Use On

Viton® Fluoroelastomer

Cord Stock Type

For Cord Stock Width

Container Material

Spool Depth

Spool Diameter

Weight

722 Products

Cord Stock

Oil-Resistant Cord Stock

Oil-Resistant Buna-N Cord Stock

Buna-N resists hydraulic oils, motor oil, petroleum fluids, and synthetic lubricants

61 products

Square-Profile Oil-Resistant Buna-N Cord Stock

Flat edges seal better than round profile in hose, pipe, faucet, and other static connections

41 products

Oil-Resistant Soft Buna-N Cord Stock

Softer for a better seal in low-pressure applications than standard Buna-N cord stock

38 products

X-Profile Oil-Resistant Buna-N Cord Stock

Four points of contact seal better in dynamic applications than round profile

28 products

Mil. Spec. Oil-Resistant Buna-N Cord Stock

Made to MIL-G-21610C standards for heat exchanger gaskets, it withstands frequent temperature swings

22 products

FDA-Compliant Oil-Resistant Buna-N Cord Stock

Often used to seal winding grooves in food and beverage lines

30 products

Oil-Resistant Hard Buna-N Cord Stock

Harder than standard Buna-N cord stock for better wear resistance

22 products

Weather- and Oil-Resistant HNBR Cord Stock

More hydrogen than Buna-N to better withstand weather, chemicals, and abrasion

22 products

Chemical-Resistant Cord Stock

Square-Profile Chemical-Resistant Viton® Fluoroelastomer Cord Stock

Flat edges seal tighter than round profile in faucets and other stationary parts

34 products

Chemical-Resistant Viton® Fluoroelastomer Cord Stock

Viton® fluoroelastomer resists a variety of chemicals, such as benzene and butyl alcohol

40 products

Chemical-Resistant Hard Viton® Fluoroelastomer Cord Stock

Harder than standard Viton® fluoroelastomer cord stock for better wear resistance

28 products

Chemical-Resistant Soft Fluoroelastomer Cord Stock

Softer for a better seal in low-pressure applications than standard fluoroelastomer cord stock

26 products

FDA-Compliant Chemical-Resistant Viton® Fluoroelastomer Cord Stock

Create seals for equipment used in food, beverage, or pharmaceutical lines

16 products

Steam- and Chemical-Resistant Viton® ETP Fluoroelastomer Cord Stock

Our most chemical-resistant cord stock resists steam and harsh chemicals, such as hydrochloric acid

8 products

Weather- and Chemical-Resistant Santoprene Cord Stock

Flexible like rubber and durable like plastic to resist weather and harsh chemicals without cracking

17 products

X-Profile Chemical-Resistant Viton® Fluoroelastomer Cord Stock

Four points of contact so it's less likely to roll or twist than round or square profile

22 products

High-Temperature Cord Stock

High-Temperature Silicone Cord Stock

Create O-rings for applications up to 400° F

48 products

Metal- and X-Ray Detectable High-Temperature Silicone Cord Stock

Sets off metal detectors and X-ray machines if a piece falls into your line

15 products

High-Temperature Soft Silicone Cord Stock

Softer for a better seal than standard silicone cord stock in low-pressure applications

31 products

Square-Profile High-Temperature Silicone Cord Stock

Flat edges seal better than round profile in hose, pipe, faucet, and other static connections

28 products

High-Temperature Hard Silicone Cord Stock

With a 90A durometer, this is harder and more wear resistant than standard silicone cord stock

27 products

Mil. Spec. High-Temperature Silicone Cord Stock

Create custom silicone gaskets that meet MIL-G-21610C standards for use in heat exchangers

8 products

Water- and Steam-Resistant Cord Stock

Water- and Steam-Resistant EPDM Cord Stock

EPDM resists water, steam, diluted salt solutions, ethanol, and isopropyl alcohol

33 products

Water-Resistant Soft Neoprene Cord Stock

Softer for a better seal in low-pressure applications than standard neoprene cord stock

20 products

Water-Resistant Neoprene Cord Stock

Make O-rings for applications that come into contact with water

16 products

Square-Profile Water- and Steam-Resistant EPDM Cord Stock

Flat edges cover more surface area than round-profile cord stock

13 products

Water- and Steam-Resistant Soft EPDM Cord Stock

Easier to compress than standard EPDM for a tighter seal on uneven surfaces

10 products

Other Products

O-Ring Bonding Kits

Everything needed to make O-rings

51 products