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 4140-00-500-2718
NSN 5999-00-212-7853
NSN 6645-01-534-3148
NSN 5835-00-243-0594
NSN 6645-01-423-9361
NSN 5985-01-429-8699
NSN 5835-01-067-0075
NSN 6110-01-139-4127
NSN 6105-00-205-0655
NSN 6685-01-067-8474
NSN 5855-00-586-6255
NSN 6650-01-044-9860