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 5920-00-837-7777
NSN 6650-01-372-3730
NSN 6135-00-351-8606
NSN 4140-01-168-8796
NSN 4140-00-175-9114
NSN 6685-01-450-2094
NSN 6110-00-105-0428
NSN 6610-00-753-2281
NSN 5950-00-188-3214
NSN 5905-01-436-0613
NSN 5920-01-605-1468
NSN 6620-01-383-7519