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 6610-01-003-9763
NSN 5905-00-125-3517
NSN 5960-00-782-7658
NSN 5910-00-249-6409
NSN 6645-01-546-3212
NSN 5915-01-040-7535
NSN 5835-01-283-8942
NSN 5930-01-340-2161
NSN 7035-00-760-5479
NSN 5975-01-286-7578
NSN 6130-01-528-7382
NSN 5905-01-608-6099