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 5990-01-476-0722
NSN 6220-01-427-2333
NSN 6135-00-798-1425
NSN 5999-01-498-5253
NSN 5960-01-488-5817
NSN 6135-01-031-8078
NSN 6135-01-423-7502
NSN 5925-00-325-4424
NSN 5915-01-541-3957
NSN 6150-00-758-8107
NSN 5855-00-058-1293
NSN 6645-01-148-6920