Manufacturer Part Number: 215-066102|Internal Thread Size|1/4 in-28External Thread Size|7/16 in-14Insert Length (mm)|9.40Insert Length (Inch)|Insert Length (Decimal Inch)|0.3700Material|Carbon SteelThread-locking Insert Type|Heavy-Duty KeylockingThread Standard|UNFMaterial Grade|C1215Internal Thread Class of Fit|2BExternal Thread Class of Fit|2APassivated|Tensile Strength (Lb.)|Installation Tool Compatibility|For Tap Type|Thread Spacing|Standards|NAS 1394Coating/Finish|Zinc PhosphateIncludes|Number Of Pieces|Product Service Code|UNSPSC Code|23291804