Air Force Eddy Current Standard
Figures 4-47 through 4-49 Eddy Current Standard, NSN 6635-01-092-5129, P/N 7947479-10
The common standard used to perform Eddy Current inspections on Aluminum components within the Air Force unless otherwise specified by the cognizant weapon system engineering authority.
The standard is a 3 plate assembly measuring 4" x 7" x 1.06". Contains 20 fastener holes with diameters ranging from 0.156" to 0.750"., 2 screw holes and 2 dowel holes. There are 66 E.D.M. notches in various locations. Notch depths and lengths vary. Widths for all notches is 0.004".
Normally supplied in 7075-T6 ALUMINUM. Also available in 4340 Steel, 304 Stainless Steel, 6/4 Titanium and other materials.
Note: Certifications are included in the price of the block.