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 2925-01-079-6229
NSN 6320-01-173-7950
NSN 5985-00-185-5430
NSN 5996-00-102-4497
NSN 6135-01-215-1245
NSN 4140-01-549-2914
NSN 5975-01-550-4592
NSN 5975-01-202-3183
NSN 6135-00-228-8140
NSN 5835-00-155-1379
NSN 6240-00-086-6504
NSN 2925-01-658-4470