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.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5990-01-113-8121
NSN 5985-01-304-0616
NSN 6105-01-235-0860
NSN 6135-00-542-6216
NSN 5905-01-339-6491
NSN 6650-01-108-6629
NSN 5965-00-798-3597
NSN 5950-00-235-0107
NSN 5905-01-495-8925
NSN 5905-00-441-2889
NSN 7035-01-531-6554
NSN 5925-00-262-6087