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 5910-01-535-4886
NSN 2925-01-386-7392
NSN 6145-00-862-7069
NSN 5999-01-015-4785
NSN 5835-00-406-8460
NSN 5998-01-572-9814
NSN 5985-00-924-3896
NSN 6685-00-638-9261
NSN 5998-00-528-2352
NSN 5930-00-869-6948
NSN 6685-01-077-9496
NSN 6645-00-684-3424