355 Buna-N O-Ring, 70A Durometer, Square, Black, 5-1/4" ID, 5-5/8" OD, 3/16" Width (Pack of 10)
$20.09
by Small Parts
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