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 6145-01-314-4006
NSN 6240-01-356-0277
NSN 6150-00-756-6118
NSN 5910-01-225-3459
NSN 5915-01-441-2982
NSN 5920-01-406-4154
NSN 2925-01-063-7876
NSN 5920-01-327-2272
NSN 5925-00-386-8532
NSN 6620-01-037-8468
NSN 5998-00-924-8731
NSN 5925-01-179-1453