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 4140-01-359-6231
NSN 5930-01-580-0612
NSN 6620-00-189-2381
NSN 5920-01-376-4926
NSN 6620-01-539-5189
NSN 5950-01-104-3999
NSN 5835-01-442-6079
NSN 5999-01-174-7048
NSN 5935-00-620-0641
NSN 7035-01-553-8618
NSN 5910-00-080-4859
NSN 5915-01-647-9086