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 5935-00-544-5775
NSN 5975-00-601-7789
NSN 4140-01-194-4101
NSN 5950-01-430-9276
NSN 5985-01-025-0899
NSN 6110-00-356-5388
NSN 5960-00-682-9554
NSN 2925-01-537-5310
NSN 6650-01-542-9495
NSN 6220-01-184-9829
NSN 5930-01-186-7255
NSN 6620-01-025-1443