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 4140-00-105-6758
NSN 5935-00-949-2424
NSN 5910-01-108-6030
NSN 5930-00-059-7398
NSN 4140-01-649-0939
NSN 6620-01-478-2962
NSN 5910-01-270-0991
NSN 6135-01-275-9767
NSN 5985-00-084-8496
NSN 6105-01-414-6347
NSN 5910-01-514-0094
NSN 5930-00-205-2945