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 5835-01-471-2861
NSN 6135-00-767-0331
NSN 5930-00-656-6944
NSN 5965-01-045-0247
NSN 6610-00-170-6715
NSN 6220-00-906-7228
NSN 5965-00-698-0433
NSN 5975-00-854-2657
NSN 6240-01-463-3664
NSN 6320-01-246-4390
NSN 6130-01-206-4587
NSN 5945-00-816-9717