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 6240-01-140-4360
NSN 5910-00-100-5784
NSN 5935-01-646-7245
NSN 6685-01-417-1807
NSN 4140-00-812-5224
NSN 5998-01-139-4164
NSN 5905-00-868-9487
NSN 6105-00-366-2122
NSN 6650-01-218-4742
NSN 5835-01-027-0597
NSN 5910-01-112-4185
NSN 5999-01-388-3541