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 4140-01-366-2458
NSN 5905-01-298-4327
NSN 5930-01-100-4643
NSN 6240-01-480-8996
NSN 4140-01-434-5574
NSN 6110-01-371-4991
NSN 5915-00-013-9854
NSN 5925-00-938-7370
NSN 6130-01-193-6688
NSN 6650-01-050-2907
NSN 5998-01-101-9062
NSN 6110-01-487-3636