IIW-Type 2, Block
ASTM E164
NSN (National Stock Number) is 6635-00-415-9225
ASTM E164 and U.S. Air Force NDI Manual T.O. 33B-1-1 specifications.
Inch
Includes a 2.0 radius x 0.250 deep cut-out superposed on the 4.0 radius for distance calibration. Includes the normal 2.000" diameter and .060" diameter holes, and also includes numbers 3, 5 and 8 through holes (3/64", 5/64" AND 8/64" diameter) for sensitivity testing or surface wave inspection, and distance calibration marks to the 2.000" hole. In accordance with International Institute of Welding, ASTM E164 and U.S. Air Force NDI Manual T.O. 33B-1-1 specifications.
• Dimensions: 12.00" x 4.000" x 1.000"
• NSN (National Stock Number) is 6635-00-415-9225
•Fitted wooden storage case...see below.
Metric
A modified version of the original IIW-Type 1 design in a metric version. Includes a 50mm radius x 5.0mm deep cut-out superposed on the 100mm radius for distance calibration. Includes the normal 50.0mm and 1.5mm diameter holes, and also includes 1.0mm, 2.0mm and 3.0mm through holes for sensitivity testing or surface wave inspection, and distance calibration marks to the 50mm hole. PH Tool design based on International Institute of Welding, ASTM E164 and U.S. Air Force NDI Manual T.O. 33B-1-1 specifications.