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 6645-00-764-3355
NSN 5925-01-391-4986
NSN 6645-01-276-7818
NSN 5975-00-001-2758
NSN 7035-01-246-3086
NSN 5999-01-154-5832
NSN 4140-01-425-2934
NSN 5990-01-581-5103
NSN 6135-01-226-4071
NSN 5925-01-573-3572
NSN 6220-00-964-1042
NSN 6320-00-905-0543