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 6610-01-578-1976
NSN 5925-01-010-2925
NSN 2925-01-554-5246
NSN 6105-01-519-4223
NSN 6650-01-533-1267
NSN 5855-01-525-8017
NSN 5835-01-529-3050
NSN 6150-01-444-5133
NSN 2925-00-190-5561
NSN 6135-01-161-3914
NSN 6650-01-364-1313
NSN 5960-00-720-0615