A replaceable cylindrical item designed to provide wear surface and maintain alignment of a reciprocating valve stem and the like, it may have a flange(s) and/or grooves.
Classification: Parts of taps, cocks, valves and similar appliances, nesoi
NSN 4140-01-441-0279
NSN 6685-01-106-3210
NSN 6145-00-538-9885
NSN 5945-01-605-3053
NSN 5975-00-904-3206
NSN 6220-00-279-1508
NSN 5895-01-479-6165
NSN 5930-00-113-5240
NSN 5999-00-523-8877
NSN 5999-00-664-1818
NSN 6650-01-052-0015
NSN 6130-01-121-8770