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 6130-01-222-0361
NSN 6320-00-466-0371
NSN 5950-00-345-7754
NSN 5999-00-375-0180
NSN 5990-00-919-4653
NSN 5975-00-107-8198
NSN 5855-01-007-9541
NSN 5915-01-239-2073
NSN 6150-01-189-1528
NSN 6620-01-611-7907
NSN 5950-01-297-8820
NSN 6320-00-937-5625