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 6240-00-533-1493
NSN 6685-01-454-6520
NSN 5905-01-516-8932
NSN 6130-01-327-8788
NSN 5990-01-431-3725
NSN 5990-01-272-4091
NSN 6220-01-450-3264
NSN 5985-01-522-3778
NSN 5996-01-367-9431
NSN 6110-01-432-2442
NSN 6240-00-461-1451
NSN 6220-01-202-7279