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 5925-00-931-6138
NSN 4140-01-503-7424
NSN 6220-01-354-7598
NSN 6610-01-611-5323
NSN 5985-00-420-9491
NSN 6320-01-154-1099
NSN 6620-01-448-1423
NSN 5915-01-425-1401
NSN 5925-01-421-2632
NSN 6645-01-415-6093
NSN 6130-01-079-6347
NSN 6240-01-252-8850