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 6320-00-456-2092
NSN 5920-01-200-3867
NSN 5915-01-534-2590
NSN 6610-01-010-3159
NSN 2925-00-714-3932
NSN 5990-00-753-8870
NSN 6130-01-260-0781
NSN 5998-01-608-8866
NSN 6105-01-067-6704
NSN 6320-01-220-2264
NSN 5950-00-872-3376
NSN 6240-01-650-2640