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 6650-00-153-3155
NSN 5835-01-041-0873
NSN 2925-01-297-2315
NSN 5930-01-396-7339
NSN 6650-01-177-0632
NSN 6135-01-074-8220
NSN 5855-01-264-8599
NSN 5925-01-156-0361
NSN 5895-01-376-2277
NSN 5998-01-479-6495
NSN 5930-01-385-2385
NSN 5999-01-650-1642