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 6610-01-175-5920
NSN 5905-01-152-7986
NSN 5999-01-421-3006
NSN 5975-01-450-6446
NSN 6130-01-170-5660
NSN 6320-01-278-2359
NSN 5945-00-529-0103
NSN 4140-01-443-4123
NSN 5930-01-436-9003
NSN 5990-01-400-3299
NSN 6645-00-388-3463
NSN 5975-01-411-6597