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 4140-01-191-1247
NSN 5855-01-245-8689
NSN 5895-01-360-0572
NSN 6105-01-516-9936
NSN 5935-01-529-6522
NSN 5950-01-580-5746
NSN 5985-01-211-5964
NSN 5930-01-487-6413
NSN 5998-00-186-8583
NSN 6150-01-389-2477
NSN 6110-01-609-7884
NSN 6320-00-164-4087