A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5895-01-067-9751
NSN 2925-01-547-4565
NSN 6110-01-337-0223
NSN 5905-01-385-4778
NSN 5999-00-945-7239
NSN 7035-01-524-8969
NSN 6110-01-438-7138
NSN 5920-00-165-0390
NSN 6650-01-113-3147
NSN 6105-01-586-0341
NSN 6135-01-396-4900
NSN 6220-01-577-3059