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 5990-01-548-2151
NSN 6135-00-078-9931
NSN 5960-01-511-4423
NSN 5998-01-335-4726
NSN 5975-01-482-5418
NSN 6610-01-520-5124
NSN 6130-01-254-6020
NSN 2925-01-054-3190
NSN 6645-00-835-7020
NSN 6610-00-820-4743
NSN 5945-01-253-9208
NSN 4140-01-502-3780