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 6320-01-512-2031
NSN 6645-01-144-6415
NSN 5935-01-490-3835
NSN 2925-01-197-7864
NSN 6145-01-586-0253
NSN 5920-01-123-9854
NSN 5915-00-522-1927
NSN 6110-00-715-9404
NSN 5965-01-386-2988
NSN 5999-00-909-6542
NSN 5915-01-435-7893
NSN 6645-01-006-6735