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 5985-01-443-4121
NSN 5996-00-900-4001
NSN 6150-00-998-8608
NSN 6320-01-442-3428
NSN 6105-00-815-7803
NSN 6220-01-052-3745
NSN 6645-01-062-0905
NSN 5920-01-364-0769
NSN 6135-00-073-8939
NSN 5975-01-613-0954
NSN 6150-01-441-8875
NSN 6650-01-370-3919