Level i requirements do not apply
A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see insert, engine valve seat.
Classification: Parts of taps, cocks, valves and similar appliances, nesoi
NSN 5998-01-560-9929
NSN 6150-00-940-8048
NSN 6135-00-866-2311
NSN 5975-01-217-1581
NSN 6240-01-273-0193
NSN 6145-00-388-9084
NSN 6130-00-452-1486
NSN 5998-01-092-6692
NSN 5950-01-118-5017
NSN 5990-01-188-7309
NSN 6145-01-472-2228
NSN 5930-01-159-4822