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 5855-00-256-5562
NSN 6620-01-492-8470
NSN 6650-01-378-6868
NSN 6685-01-112-1514
NSN 6145-01-648-1491
NSN 6130-01-353-3261
NSN 5990-01-423-8189
NSN 5990-00-884-1743
NSN 5835-01-106-1456
NSN 6145-00-242-8048
NSN 6610-00-936-3472
NSN 5930-00-592-9971