Id thd 0.500-20 unf 2b
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 6220-01-104-3006
NSN 5965-01-295-1125
NSN 5945-01-218-9315
NSN 5975-01-593-6021
NSN 6650-01-122-0169
NSN 6320-01-498-4954
NSN 5910-00-821-8313
NSN 5930-00-636-8888
NSN 6110-00-908-9867
NSN 5910-01-502-9178
NSN 6135-00-152-8729
NSN 5990-01-626-3840