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 6220-01-657-0331
NSN 5985-01-509-9734
NSN 5905-01-376-0723
NSN 6220-01-336-3534
NSN 6135-01-187-4382
NSN 5998-01-501-3592
NSN 6650-00-283-0978
NSN 5915-01-225-0091
NSN 5965-00-073-3488
NSN 6650-01-534-8357
NSN 5915-01-253-3273
NSN 5835-00-980-0468