Seat has wrenching feature between thds on out side
No other part numbers with same form, fit, and function found.
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 4140-00-536-4052
NSN 5905-01-338-1959
NSN 6610-00-702-8220
NSN 4140-01-201-9219
NSN 6145-01-381-5589
NSN 5910-01-376-6841
NSN 6110-00-458-1509
NSN 5998-00-089-2285
NSN 5835-01-481-4204
NSN 6145-00-871-9112
NSN 5930-01-035-5376
NSN 6610-01-444-4483