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 5945-01-139-2376
NSN 6610-00-458-3847
NSN 6135-01-357-0621
NSN 5990-01-095-8866
NSN 6650-00-473-1259
NSN 5930-01-502-9695
NSN 4140-01-652-2931
NSN 4140-01-487-8562
NSN 5975-01-312-6733
NSN 5930-01-443-8980
NSN 5855-01-388-6837
NSN 5998-00-146-2281