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 5975-01-054-8859
NSN 5999-00-628-7858
NSN 5835-01-250-2939
NSN 7035-01-044-0136
NSN 5930-01-538-5383
NSN 5998-01-345-9718
NSN 7035-01-458-3532
NSN 5920-01-366-8127
NSN 6320-01-629-1277
NSN 5895-01-429-1255
NSN 5920-01-572-1092
NSN 2925-01-327-3069