With cres 304 backer and support
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 6645-00-590-8801
NSN 6320-01-279-0343
NSN 6685-01-025-1587
NSN 5996-01-548-8218
NSN 6320-00-456-0836
NSN 5999-01-505-7896
NSN 6105-01-306-9199
NSN 7035-01-365-6246
NSN 7035-00-929-0363
NSN 7035-01-544-7697
NSN 6240-01-557-1177
NSN 5965-01-256-6745