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 5990-01-246-7417
NSN 6135-01-050-3194
NSN 6610-00-851-3203
NSN 6135-00-917-1894
NSN 5930-01-438-5818
NSN 5920-01-007-8775
NSN 6650-01-485-5388
NSN 5990-01-159-5988
NSN 5975-00-207-9695
NSN 4140-00-306-7384
NSN 5935-01-043-1540
NSN 6320-01-056-1164