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 6620-01-135-3447
NSN 5905-00-553-8908
NSN 5895-01-550-8093
NSN 6150-00-186-7809
NSN 5905-00-452-7068
NSN 5905-01-364-1324
NSN 6620-01-140-0968
NSN 5985-00-959-6441
NSN 5895-00-922-9731
NSN 6135-01-308-5688
NSN 6685-00-273-7017
NSN 6610-01-089-2487