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 6320-01-399-1633
NSN 7035-00-445-9657
NSN 5996-01-500-1830
NSN 5910-01-096-9853
NSN 6105-01-044-5405
NSN 5999-01-509-0219
NSN 6145-01-359-8028
NSN 5985-01-065-0959
NSN 5835-00-484-1529
NSN 5945-01-270-6128
NSN 5990-00-038-0695
NSN 6685-01-339-8293