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 5950-00-452-2273
NSN 6220-01-346-8313
NSN 6320-01-039-5891
NSN 2925-01-510-9378
NSN 6135-01-100-3593
NSN 6650-01-181-6037
NSN 6610-01-287-7176
NSN 5835-01-432-1277
NSN 5975-01-375-8647
NSN 5915-00-762-9930
NSN 5920-00-629-0442
NSN 6610-01-014-3964