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 6220-01-540-2161
NSN 5835-01-324-6443
NSN 5950-01-352-0960
NSN 5999-00-577-4320
NSN 6240-00-866-6239
NSN 6130-01-600-3057
NSN 5925-00-003-4722
NSN 5985-01-551-2632
NSN 5965-01-421-1244
NSN 6610-01-621-4621
NSN 6620-01-574-0174
NSN 6620-00-079-0311