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 6240-00-062-3642
NSN 6620-01-557-1941
NSN 6645-01-386-6311
NSN 5945-01-607-2786
NSN 6320-00-149-7570
NSN 5895-01-386-3049
NSN 6135-01-552-1568
NSN 5920-01-515-2163
NSN 6145-00-960-9233
NSN 5990-01-149-9228
NSN 4140-00-471-1129
NSN 5960-01-351-5074