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 5915-01-477-4647
NSN 5950-01-534-6924
NSN 6685-01-367-2927
NSN 5985-00-393-4694
NSN 5950-01-649-1289
NSN 5975-01-010-6243
NSN 5920-01-583-4433
NSN 6220-00-614-7163
NSN 5965-01-558-2097
NSN 6610-00-854-0975
NSN 2925-00-365-3289
NSN 6240-01-392-2018