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 4140-01-215-4935
NSN 5945-01-644-1987
NSN 6620-01-010-0518
NSN 6105-01-599-5240
NSN 5910-01-451-4905
NSN 5985-00-244-1916
NSN 5999-01-080-8592
NSN 6685-01-477-2349
NSN 5990-00-590-8050
NSN 5905-01-146-5511
NSN 5999-01-212-2613
NSN 5895-00-178-8443