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 6685-01-641-0945
NSN 6610-01-522-9882
NSN 5920-01-519-2281
NSN 5915-01-119-2725
NSN 5935-01-406-1532
NSN 5990-00-166-9476
NSN 5895-01-592-2173
NSN 5975-01-399-4332
NSN 5835-01-571-4083
NSN 5905-01-410-7780
NSN 6240-00-910-3297
NSN 4140-01-524-3276