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 4140-00-954-4695
NSN 5945-00-290-1779
NSN 6135-01-442-0890
NSN 6220-01-569-7971
NSN 5910-01-153-2651
NSN 5905-01-234-0268
NSN 5920-00-370-2492
NSN 6645-00-684-3424
NSN 5999-01-532-2780
NSN 5950-01-207-0028
NSN 6240-01-013-6052
NSN 4140-01-625-1913