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 5990-01-145-8961
NSN 5905-00-988-8962
NSN 6110-01-008-0990
NSN 5920-01-456-2803
NSN 5999-00-958-3093
NSN 5910-01-333-8078
NSN 5950-01-415-5150
NSN 5996-01-378-8532
NSN 6610-01-114-4449
NSN 6620-00-500-0041
NSN 6610-01-520-3164
NSN 6220-00-547-8807