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 5905-01-391-2550
NSN 5920-01-031-1199
NSN 6650-01-519-9165
NSN 6135-01-010-0891
NSN 7035-00-009-8705
NSN 5920-00-215-0076
NSN 5915-01-075-0376
NSN 5855-01-353-3958
NSN 5999-01-583-8308
NSN 6620-00-150-6514
NSN 6685-00-015-3192
NSN 6145-01-013-7911