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 6150-00-318-8209
NSN 4140-00-555-1302
NSN 5990-01-294-6198
NSN 5999-01-496-8820
NSN 6145-01-400-1030
NSN 6135-00-519-1325
NSN 5950-01-087-0324
NSN 6240-00-931-9654
NSN 5905-01-063-1047
NSN 6220-01-032-3684
NSN 6685-01-073-2376
NSN 5996-00-406-4951