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 5975-00-139-3729
NSN 6220-00-258-2967
NSN 5930-01-033-8409
NSN 5925-01-095-8410
NSN 5975-01-607-1241
NSN 6320-00-725-0754
NSN 6130-01-311-0728
NSN 5915-00-243-2030
NSN 6610-00-869-5874
NSN 6145-01-164-4716
NSN 5935-00-977-5823
NSN 5998-00-836-5602