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 6220-00-308-6330
NSN 6320-00-845-3261
NSN 5999-00-189-0772
NSN 5945-00-211-7039
NSN 6220-01-209-0832
NSN 6105-00-159-7801
NSN 5999-01-464-3349
NSN 4140-01-107-2246
NSN 6145-00-507-3314
NSN 2925-01-547-4565
NSN 5945-00-259-3781
NSN 6220-00-956-0565