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 6685-01-140-1071
NSN 5895-01-268-1680
NSN 6145-01-345-2573
NSN 5910-01-632-7560
NSN 5905-01-462-5965
NSN 6135-00-145-8884
NSN 6135-01-050-3194
NSN 6220-01-356-6775
NSN 5985-01-153-2657
NSN 5930-01-045-3148
NSN 6130-00-865-6558
NSN 6320-01-006-6138