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 6145-01-342-7763
NSN 6110-00-446-1045
NSN 6150-00-244-4618
NSN 5990-01-544-0364
NSN 5905-01-460-7739
NSN 6220-01-004-2024
NSN 5910-01-403-2812
NSN 7035-00-238-3662
NSN 6145-01-421-2458
NSN 6650-01-234-1895
NSN 5910-00-983-5704
NSN 6610-00-107-1944