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 5999-01-167-7936
NSN 5915-01-415-4649
NSN 6645-01-445-2841
NSN 6685-01-072-8392
NSN 6320-01-547-2743
NSN 6130-00-824-7120
NSN 5990-01-487-0871
NSN 5985-01-410-3435
NSN 6105-00-065-8751
NSN 6220-00-889-8766
NSN 6105-00-989-6858
NSN 4140-01-547-3656