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 5855-01-378-1888
NSN 6135-00-935-2589
NSN 5975-01-520-9870
NSN 5975-01-432-4519
NSN 5920-00-124-0600
NSN 5990-01-007-9483
NSN 4140-01-205-8401
NSN 5960-01-021-3712
NSN 5835-00-823-6116
NSN 6610-00-956-4464
NSN 5960-01-558-7787
NSN 5930-01-602-5759