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 4140-01-037-6270
NSN 7035-01-537-2644
NSN 5930-01-356-8043
NSN 5930-01-516-8461
NSN 5910-01-394-5013
NSN 5990-01-050-7535
NSN 4140-01-605-4976
NSN 5998-01-067-9359
NSN 5975-01-233-3244
NSN 6650-00-985-5332
NSN 6240-00-319-4549
NSN 5910-01-462-6583