518 hex tightening
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 6150-00-460-2938
NSN 6135-01-394-8087
NSN 5975-01-295-0590
NSN 5835-01-068-3417
NSN 5975-01-218-8584
NSN 5998-01-415-1418
NSN 5990-00-336-2054
NSN 6110-01-116-4251
NSN 6135-00-203-9645
NSN 5945-01-531-9587
NSN 4140-01-025-4911
NSN 6220-01-265-8650