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 6685-00-079-0313
NSN 6685-01-171-2000
NSN 5999-00-175-8973
NSN 5925-00-081-9135
NSN 5835-01-645-2892
NSN 5965-01-442-5405
NSN 6320-01-072-2073
NSN 6610-00-161-0680
NSN 7035-00-922-5700
NSN 6130-00-834-0142
NSN 5950-00-737-6164
NSN 5975-01-518-7066