90-Durometer Nitrile Back-up Rings (4900-90)

Parco is committed to being the leader in low cost, general-purpose, 90-durometer nitrile back-up rings.  In addition to our low prices, we've increased our inventory four fold and cut our minimums in half.

Parco’s brochure, 4900-90 Nitrile Back-up Rings, describes the key characteristics and benefits of Parco’s 90-durometer nitrile back-up rings made from its popular 4900-90 compound. Parco’s 4900-90 nitrile back-up rings have excellent physical properties.  For nearly 20 years, 4900-90 nitrile back-up rings have been used in a wide variety of applications with great results.

            4900-90 Nitrile Back-up Rings

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