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 5990-00-336-2054
NSN 5945-00-680-9593
NSN 5998-01-293-0882
NSN 5895-00-863-6437
NSN 2925-00-233-5644
NSN 5920-00-216-8665
NSN 5998-00-163-0454
NSN 6110-00-153-5395
NSN 5895-00-257-1757
NSN 6650-00-975-2438
NSN 6240-00-789-3370
NSN 6110-00-978-8329