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 6220-01-382-5208
NSN 6240-00-179-2738
NSN 5990-01-333-6583
NSN 6220-01-342-2889
NSN 6645-00-389-3370
NSN 5920-01-592-3050
NSN 5920-01-381-9310
NSN 6320-01-648-5538
NSN 5960-00-296-1530
NSN 6610-00-104-7518
NSN 6650-00-754-2276
NSN 5990-00-932-3070