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 6135-01-654-6147
NSN 5945-00-934-9045
NSN 5905-01-408-2590
NSN 6320-00-476-6898
NSN 5985-01-460-1025
NSN 5930-01-245-7587
NSN 6110-01-174-5279
NSN 6220-01-517-9338
NSN 6135-00-613-1068
NSN 6150-01-521-3526
NSN 5999-01-378-6856
NSN 6135-00-228-8140