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 5905-00-531-3723
NSN 5835-00-174-7763
NSN 5985-01-613-6802
NSN 6610-01-475-7915
NSN 6145-00-043-0821
NSN 6105-00-199-8808
NSN 5945-01-006-4439
NSN 5990-01-072-6074
NSN 6220-01-378-7467
NSN 5915-00-400-5985
NSN 2925-00-468-5273
NSN 5990-01-114-4544