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 2925-01-496-1068
NSN 6240-01-256-8132
NSN 6620-01-151-2288
NSN 5905-01-384-2154
NSN 6150-01-529-9753
NSN 5905-01-613-0667
NSN 6240-01-551-5815
NSN 5925-01-012-3624
NSN 5950-01-148-2295
NSN 6240-00-275-1950
NSN 5985-00-860-1402
NSN 5895-00-089-1395