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 5855-01-075-1292
NSN 5925-00-723-4127
NSN 6110-00-156-0430
NSN 5990-01-384-2697
NSN 6220-01-512-2028
NSN 6105-00-472-0016
NSN 5925-01-194-7790
NSN 6130-01-575-1510
NSN 4140-01-104-9279
NSN 5960-01-476-3239
NSN 5975-00-573-9227
NSN 6650-01-447-2858