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 5905-01-278-1673
NSN 5998-00-273-3980
NSN 6240-01-449-0746
NSN 6110-01-323-7617
NSN 6650-01-056-5418
NSN 4140-01-124-5519
NSN 5835-01-337-8635
NSN 4140-01-380-6690
NSN 7035-00-884-8366
NSN 5960-01-399-4327
NSN 7035-00-620-6835
NSN 6685-00-627-6102