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 6150-01-573-8741
NSN 6610-01-188-1550
NSN 6685-01-199-5911
NSN 6240-01-627-0968
NSN 5950-00-892-9508
NSN 5920-01-399-7189
NSN 5996-00-543-1566
NSN 5935-00-294-3330
NSN 6320-01-352-5653
NSN 5855-01-439-0776
NSN 5965-00-583-4865
NSN 6130-00-204-2976