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 6650-01-411-3904
NSN 6110-01-633-9660
NSN 5920-01-445-6970
NSN 6105-01-203-8909
NSN 5990-01-522-6096
NSN 6320-00-468-8421
NSN 6220-01-509-0469
NSN 5945-01-112-0327
NSN 2925-01-016-0876
NSN 7035-00-225-6499
NSN 5935-01-525-7522
NSN 6135-01-572-8530