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 6105-01-141-7727
NSN 4140-01-634-0330
NSN 5990-01-195-3693
NSN 5975-01-175-8839
NSN 5835-00-257-2852
NSN 5915-01-382-9383
NSN 6650-01-226-4819
NSN 5950-01-435-4405
NSN 6685-01-351-4586
NSN 6685-01-265-0634
NSN 6145-01-244-2760
NSN 5996-01-437-6577