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 6150-01-256-4987
NSN 5999-00-764-2037
NSN 6320-01-532-7491
NSN 6135-01-411-3212
NSN 5985-00-264-5504
NSN 5895-01-641-8032
NSN 6620-01-137-4228
NSN 5905-00-602-0382
NSN 6620-01-519-2628
NSN 5905-01-038-5366
NSN 5985-00-990-3649
NSN 5945-01-327-4646