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 5945-01-412-4763
NSN 6645-01-579-6304
NSN 6320-01-397-9995
NSN 6240-00-860-3090
NSN 5910-01-426-2043
NSN 6220-01-015-5850
NSN 6135-01-553-3604
NSN 6130-01-490-1988
NSN 6145-00-598-9397
NSN 5985-01-081-8456
NSN 5960-00-682-9554
NSN 5996-00-606-0011