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 6110-01-463-3155
NSN 6685-00-067-4954
NSN 5965-01-198-3256
NSN 6240-01-435-1387
NSN 6650-00-067-3572
NSN 5925-00-467-6213
NSN 5999-01-077-3270
NSN 5960-01-022-2990
NSN 5960-01-318-6557
NSN 6220-01-542-4671
NSN 6645-01-023-8020
NSN 5925-01-543-2640