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 5990-01-170-6081
NSN 6145-01-326-9290
NSN 6150-01-184-8366
NSN 5930-01-341-2711
NSN 5998-01-220-2253
NSN 6150-01-462-7115
NSN 6105-00-905-3135
NSN 5998-01-171-7860
NSN 6145-01-270-6755
NSN 5920-00-727-6126
NSN 6240-01-435-4919
NSN 5920-01-233-1205