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 4140-01-258-0707
NSN 6320-01-422-0741
NSN 5960-00-126-1654
NSN 5895-01-259-8124
NSN 5975-01-051-7434
NSN 5835-00-759-1109
NSN 5910-00-432-0268
NSN 6110-00-099-7113
NSN 5835-01-528-7454
NSN 5960-01-196-3344
NSN 5855-00-298-0261
NSN 5996-00-645-9957