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 5905-00-725-3519
NSN 6240-01-359-2721
NSN 2925-00-263-2714
NSN 6150-01-411-5216
NSN 2925-01-600-2309
NSN 5835-01-370-4292
NSN 6685-01-411-7113
NSN 6220-00-305-0801
NSN 5945-01-552-2199
NSN 2925-00-945-0792
NSN 5925-00-949-2966
NSN 5920-01-394-0636