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 5945-01-476-8873
NSN 5999-01-522-6002
NSN 6610-01-371-3006
NSN 6320-01-618-7800
NSN 6240-01-330-1369
NSN 5975-01-140-7477
NSN 5965-01-111-6031
NSN 6220-01-527-6376
NSN 6320-01-100-7554
NSN 5855-01-603-3309
NSN 6650-01-502-7316
NSN 5945-00-410-3492