Magnetic permeability shall be less than 1.2 before fabrication and not greater than 2.0 after fabrication as measured in a 200 oersted field by a permeability indicator specified in military specification mil-i-17214
A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces
NSN 5905-01-449-1291
NSN 5999-00-113-8133
NSN 5855-01-422-5413
NSN 5910-00-374-5048
NSN 6145-00-284-1514
NSN 5910-00-378-4725
NSN 6650-01-048-6757
NSN 6650-00-999-8902
NSN 6650-01-318-6552
NSN 6645-01-582-9833
NSN 5990-00-386-4951
NSN 6110-01-154-9172