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 6645-01-144-8627
NSN 6620-01-423-0833
NSN 6650-01-510-7502
NSN 6135-00-309-0074
NSN 6135-01-243-5797
NSN 5920-00-199-9514
NSN 5985-01-467-1792
NSN 5965-01-040-4178
NSN 5855-01-650-1653
NSN 2925-01-545-2717
NSN 5910-01-607-2647
NSN 4140-01-479-1412