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 6240-00-313-2515
NSN 2925-01-068-3844
NSN 5990-01-351-4621
NSN 5998-01-235-1967
NSN 5935-01-500-2148
NSN 5930-01-431-9902
NSN 5925-01-571-7883
NSN 5996-01-398-3516
NSN 6145-00-821-4418
NSN 6150-01-216-5468
NSN 5855-01-333-0969
NSN 5910-01-073-4035