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 5990-00-882-4123
NSN 5895-01-598-8763
NSN 4140-01-606-9953
NSN 5920-01-441-0362
NSN 5910-00-733-8021
NSN 6685-00-771-0902
NSN 5998-01-274-1604
NSN 5999-01-113-6872
NSN 6240-01-291-1191
NSN 5998-00-491-2591
NSN 6685-00-914-6735
NSN 5999-01-502-7101