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 6650-00-295-3609
NSN 5945-01-121-2781
NSN 5990-01-426-2037
NSN 5920-01-650-5723
NSN 5910-01-483-1096
NSN 5905-01-199-2661
NSN 5990-01-482-5950
NSN 5990-00-019-2486
NSN 5920-00-085-0828
NSN 6220-00-293-5368
NSN 5915-01-215-3504
NSN 7035-01-364-8454