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 6645-01-235-1601
NSN 6645-00-854-7505
NSN 5920-01-290-3771
NSN 5999-01-488-4326
NSN 6220-01-513-2943
NSN 5996-01-195-8596
NSN 5985-00-425-7520
NSN 5835-01-122-6951
NSN 5998-01-293-5223
NSN 6130-01-159-4826
NSN 4140-01-315-6873
NSN 2925-01-159-8312