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 5910-01-445-4227
NSN 5999-00-113-9325
NSN 5990-00-854-7990
NSN 5910-00-642-7527
NSN 6145-00-815-1790
NSN 5925-01-432-2731
NSN 6110-01-119-1567
NSN 5950-00-165-1574
NSN 5945-00-339-2755
NSN 6240-01-170-0704
NSN 6685-01-616-7146
NSN 5925-01-373-5330