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 6650-01-447-2858
NSN 6105-01-004-1010
NSN 4140-00-277-1531
NSN 5990-00-269-2226
NSN 6110-00-553-8816
NSN 5965-01-442-9749
NSN 5965-01-434-0705
NSN 6105-00-762-3088
NSN 5920-00-932-7293
NSN 6135-01-573-2428
NSN 6105-01-350-3333
NSN 5975-01-422-0784