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 5985-01-222-3612
NSN 5985-00-089-8989
NSN 5905-01-574-3942
NSN 6220-01-431-7915
NSN 6645-01-492-5304
NSN 6240-01-488-3094
NSN 6135-01-445-6589
NSN 6220-00-517-9300
NSN 5975-01-410-7647
NSN 5835-00-814-1359
NSN 5990-01-118-8624
NSN 6145-00-575-7190