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 6610-00-961-7263
NSN 6620-01-144-9750
NSN 5905-00-403-7405
NSN 5925-01-225-1322
NSN 5910-01-623-7451
NSN 5905-00-627-8996
NSN 5905-00-842-9852
NSN 6650-01-500-2594
NSN 5905-01-445-7729
NSN 6130-00-428-3787
NSN 5910-00-221-2889
NSN 5985-01-426-8726