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 5985-01-221-1141
NSN 5985-01-399-6410
NSN 5915-01-415-7033
NSN 2925-00-852-6708
NSN 6110-01-233-1532
NSN 6135-01-370-2599
NSN 5999-01-231-1422
NSN 5985-01-426-8726
NSN 2925-01-521-0600
NSN 6320-01-440-4982
NSN 4140-00-209-2231
NSN 6145-01-216-8291