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 5990-01-374-1994
NSN 5910-00-241-6527
NSN 5960-01-502-3268
NSN 5920-00-504-8634
NSN 5925-01-010-2925
NSN 5935-01-248-4299
NSN 5999-00-072-4467
NSN 5999-01-466-3686
NSN 5985-00-686-1114
NSN 5835-00-337-7801
NSN 6645-01-644-8376
NSN 7035-01-054-6538