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 4140-01-292-2709
NSN 5910-00-440-0377
NSN 5996-00-592-4766
NSN 6650-01-309-7930
NSN 5998-00-179-1539
NSN 5935-01-547-0788
NSN 5945-01-160-3608
NSN 5930-01-633-9610
NSN 5930-01-122-1864
NSN 6320-00-481-7291
NSN 7035-01-455-1998
NSN 6110-01-581-1648