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 5975-01-055-4727
NSN 5990-01-591-8797
NSN 6110-01-581-1107
NSN 5998-01-222-6988
NSN 6220-00-240-6443
NSN 5975-00-106-3375
NSN 6130-01-451-5137
NSN 5910-01-187-7968
NSN 6645-01-232-4843
NSN 6135-00-134-6648
NSN 5910-00-900-7319
NSN 6220-01-656-1715