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 4140-01-467-1986
NSN 5935-01-585-7975
NSN 6645-01-485-6536
NSN 6130-01-447-1094
NSN 5950-01-605-3104
NSN 5925-01-162-0760
NSN 5975-01-260-2731
NSN 5996-00-633-6912
NSN 5915-01-338-8273
NSN 6220-00-422-2355
NSN 5950-00-185-5121
NSN 5855-01-147-6024