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 5930-01-446-2634
NSN 4140-01-256-0910
NSN 6320-01-309-9595
NSN 5996-00-543-1566
NSN 5895-01-017-3781
NSN 5990-00-155-2306
NSN 6105-00-977-3444
NSN 5915-01-082-7984
NSN 5998-01-415-3592
NSN 5915-01-159-7016
NSN 5855-01-115-9014
NSN 6145-01-490-3828