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 4140-00-279-3148
NSN 4140-00-143-4772
NSN 6220-01-634-0660
NSN 6220-01-285-7080
NSN 5999-01-614-2229
NSN 5965-01-005-0611
NSN 6135-00-823-3034
NSN 5985-01-033-9348
NSN 6145-01-227-5743
NSN 6610-01-216-5594
NSN 5905-01-438-9916
NSN 7035-01-495-1414