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 5935-01-507-7181
NSN 6645-01-206-4888
NSN 6130-00-230-1781
NSN 6220-01-534-4667
NSN 6110-01-031-7185
NSN 5960-01-410-8177
NSN 5835-01-295-1318
NSN 2925-01-327-3069
NSN 5935-01-528-8137
NSN 5930-01-152-2621
NSN 5930-01-507-7124
NSN 5960-00-195-4448