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 4140-00-397-9252
NSN 5835-00-350-3703
NSN 5925-00-631-1078
NSN 5935-01-470-1857
NSN 5975-01-499-5493
NSN 5985-01-182-1244
NSN 4140-00-360-2457
NSN 5895-01-017-3781
NSN 6610-00-720-8775
NSN 5935-00-488-3225
NSN 5960-00-449-1769
NSN 5985-00-859-7968