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 5998-01-540-9284
NSN 6130-00-284-1629
NSN 5960-01-090-4205
NSN 5920-01-312-8106
NSN 4140-01-342-7930
NSN 6240-00-548-0209
NSN 5990-00-807-3623
NSN 5915-01-507-8871
NSN 5996-01-529-2270
NSN 5925-01-218-1679
NSN 5920-00-578-3750
NSN 4140-01-362-7174