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 5985-01-400-0882
NSN 5965-01-082-9288
NSN 5945-00-030-2003
NSN 4140-00-456-0902
NSN 5975-01-617-3310
NSN 5910-01-429-8685
NSN 6145-01-373-8789
NSN 5910-01-461-3108
NSN 5996-00-249-8956
NSN 6105-01-332-2960
NSN 5990-01-225-9820
NSN 5975-01-517-6642