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 5905-01-333-8391
NSN 5895-01-303-1038
NSN 5998-01-441-9501
NSN 5835-01-023-0511
NSN 4140-01-493-9948
NSN 6130-01-163-4220
NSN 6110-00-193-2847
NSN 5950-00-221-0848
NSN 5990-00-539-7859
NSN 6240-01-491-1754
NSN 5930-01-344-5621
NSN 5925-00-468-2757