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 6220-01-436-1156
NSN 6135-01-100-3593
NSN 7035-01-589-2629
NSN 6130-01-381-4935
NSN 5965-00-905-6895
NSN 4140-00-494-2569
NSN 6135-01-056-4609
NSN 5910-01-459-8500
NSN 5950-01-288-0564
NSN 5996-01-572-4248
NSN 6110-00-078-3393
NSN 5998-01-367-6718