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 2925-01-301-1727
NSN 5930-01-464-8919
NSN 5950-01-527-2755
NSN 5960-01-345-3464
NSN 5975-01-493-3263
NSN 6130-01-537-1261
NSN 6220-01-310-8741
NSN 5920-01-289-0852
NSN 6135-00-078-9931
NSN 6240-01-095-8739
NSN 5960-01-462-6267
NSN 5925-01-176-9694