227 Buna-N O-Ring, 70A Durometer, Square, Black, 2-1/8″ ID, 2-3/8″ OD, 1/8″ Width (Pack of 25)-Fast Shipping

Description

Made of Buna-nitrile (also called Buna-N) for use with a variety of fluids from petroleum to aliphatic hydrocarbons

Durometer (hardness) of 70A for resistance to penetration

Square cross-section to provide a static seal under high pressure

For use across a wide temperature range from -30 degrees F/-34 degrees C to 250 degrees F/121 degrees C

Meets standards defined by Aerospace Standard AS568A