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 5905-01-474-5173
NSN 5945-00-468-6465
NSN 6320-01-183-8196
NSN 5998-01-535-4819
NSN 5925-00-799-5669
NSN 5950-00-258-6129
NSN 5920-01-554-0891
NSN 5990-01-070-9998
NSN 6150-01-393-8466
NSN 6220-01-578-7084
NSN 6610-00-483-9810
NSN 6685-00-684-5200