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 4140-01-227-4674
NSN 6620-01-105-5770
NSN 6320-01-253-1028
NSN 5895-00-971-2288
NSN 5915-00-149-1458
NSN 5990-01-050-1102
NSN 5945-01-345-6844
NSN 6610-01-608-2424
NSN 6130-00-456-5319
NSN 6650-01-237-4689
NSN 5960-01-622-0393
NSN 5985-00-510-9146