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 6145-01-224-8341
NSN 4140-01-479-4257
NSN 6240-01-633-9357
NSN 5960-01-493-3948
NSN 5930-01-378-5847
NSN 5990-01-116-2181
NSN 5975-01-492-6399
NSN 5935-01-555-5505
NSN 5996-01-408-3511
NSN 5960-01-442-6234
NSN 5905-01-184-8815
NSN 5930-01-433-9984