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 5996-01-575-1501
NSN 6620-00-918-8209
NSN 7035-00-574-4223
NSN 5975-00-299-1202
NSN 4140-00-707-5963
NSN 5965-01-300-6287
NSN 6150-01-527-4613
NSN 6110-01-424-0612
NSN 4140-01-474-5007
NSN 5990-01-200-3711
NSN 6150-00-829-7699
NSN 5855-01-633-6760