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 6645-01-560-0738
NSN 5915-00-813-3368
NSN 5975-00-159-0969
NSN 5915-01-302-0375
NSN 6620-01-211-4098
NSN 6135-01-538-0997
NSN 6220-00-595-6954
NSN 5855-01-394-3688
NSN 5975-01-431-7932
NSN 5915-01-406-8554
NSN 5855-00-427-7848
NSN 7035-01-514-0599