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 5990-00-804-4982
NSN 6620-01-182-6076
NSN 6620-01-181-1757
NSN 5930-01-582-7129
NSN 5950-00-096-7673
NSN 5920-01-327-4388
NSN 6110-01-435-9071
NSN 5905-01-303-2944
NSN 6610-01-562-0846
NSN 7035-00-238-3662
NSN 6220-00-798-6831
NSN 6135-00-078-9931