Part Details | MACHINE COUNTERBORE
5133-00-126-1789 An end cutting tool having two or more cutting edges with flutes or grooves for the passage of cuttings, an integral or removable holder designed for adaption to the end of a machine spindle. The flutes or grooves are usually helical to give a positive rake at the cutting edges. It is designed to form a flat-bottomed enlargement of the mouth of a previously formed cylindrical hole. For items requiring a holder but the holder is not included, use CUTTER, COUNTERBORE.
Alternate Parts: 3761164X2 38, 376-11-64X2 3-8, 5133-00-126-1789, 00-126-1789, 5133001261789, 001261789
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
51 | FEB 12, 1975 | 00-126-1789 | 05259 ( COUNTERBORE, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
STRAIGHT ROUND
DOUBLE TWIST W/SCREW POINT
Cross Reference | NSN 5133-00-126-1789
Part Number | Cage Code | Manufacturer |
---|---|---|
376-11-64X2 3-8 | 40679 | MILLERSBURG REAMER AND TOOL CO |
Technical Data | NSN 5133-00-126-1789
Characteristic | Specifications |
---|---|
HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM |
CUTTING END STYLE | 1 DOUBLE TWIST W/SCREW POINT |
SHANK STYLE | STRAIGHT ROUND |
SHANK DIAMETER | 0.172 INCHES NOMINAL |
OVERALL LENGTH | 3.000 INCHES NOMINAL |
NOMINAL CUTTING DIAMETER | 0.0940 INCHES |
FLUTE QUANTITY | 3 |