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 5905-00-133-1448
NSN 5975-00-239-5571
NSN 5945-00-956-4954
NSN 5935-00-762-9317
NSN 6240-00-917-7245
NSN 4140-01-536-3729
NSN 6610-01-532-4217
NSN 6130-01-146-9159
NSN 5985-01-605-2470
NSN 5945-01-080-7043
NSN 4140-00-155-8012
NSN 5910-00-559-1138