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 6610-01-630-3429
NSN 6685-01-203-2160
NSN 5975-01-239-8850
NSN 6220-00-113-8617
NSN 5960-01-579-9493
NSN 2925-01-426-3410
NSN 6320-01-054-3046
NSN 6130-01-328-9109
NSN 5905-00-201-7713
NSN 5855-01-546-9423
NSN 5895-01-124-4429
NSN 5835-00-813-1724