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 4140-01-420-6263
NSN 6320-01-067-0474
NSN 2925-00-717-7904
NSN 6240-00-181-0730
NSN 5990-01-447-7779
NSN 5945-00-060-8107
NSN 6150-00-487-0577
NSN 6240-01-617-6202
NSN 6240-01-089-1383
NSN 6610-01-294-5666
NSN 5999-01-259-6510
NSN 5975-01-442-8767