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 5920-01-552-6362
NSN 2925-00-996-2167
NSN 6135-01-100-9056
NSN 5925-01-653-4603
NSN 6650-01-411-1581
NSN 5990-00-617-1422
NSN 2925-00-553-8799
NSN 2925-01-016-3111
NSN 5945-00-139-1964
NSN 5985-00-856-2989
NSN 5975-00-549-9431
NSN 5975-00-370-3991