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.
NSN 5990-01-254-2936
NSN 6105-00-018-6996
NSN 6110-00-181-9544
NSN 5945-00-948-3673
NSN 6135-00-927-5848
NSN 6130-01-337-7680
NSN 7035-01-361-8821
NSN 6220-01-076-4383
NSN 5930-01-177-6359
NSN 6145-01-502-0005
NSN 6645-00-383-7783
NSN 4140-01-400-0643