NSN 5133-01-499-2588

Part Details | TWIST DRILL

5133-01-499-2588 An end cutting tool having two or more cutting edges, and having helical flutes or grooves adjacent thereto for the admission of coolant and the ejection of cuttings or chips. It is used for drilling holes in various materials. Excludes DRILL, MASONRY (as modified); and DRILL,TWIST, BONE. See also DRILL, PIVOT, JEWELER'S and DRILL, HARDENED STEEL, CARBIDE TIPPED.

Alternate Parts: 52612, CO50012 316, CO500-12 3/16, 5133-01-499-2588, 01-499-2588, 5133014992588, 014992588

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
51JUL 17, 200201-499-258805237 ( DRILL, TWIST )
REFERENCE DRAWINGS & PICTURES

STRAIGHT ROUND

SOLID CENTER SINGLE TWIST W/BRAD POINT

Cross Reference | NSN 5133-01-499-2588
Part Number Cage Code Manufacturer
5261216568PRECISION TWIST DRILL CO
CO500-12 3/1616568PRECISION TWIST DRILL CO
Technical Data | NSN 5133-01-499-2588
Characteristic Specifications
HARDNESS RATING65.0 ROCKWELL C MINIMUM AND 67.0 ROCKWELL C MAXIMUM
CUTTING END STYLE2 SOLID CENTER SINGLE TWIST W/BRAD POINT
FLUTE LENGTH2.938 INCHES NOMINAL
SHANK STYLE STRAIGHT ROUND
SHANK DIAMETER0.187 INCHES NOMINAL
OVERALL LENGTH12.000 INCHES NOMINAL
NOMINAL CUTTING DIAMETER0.1875 INCHES
CUTTING ROTATION DIRECTION RIGHT-HAND
POINT TYPE SPLIT
POINT ANGLE135.0 DEGREES NOMINAL
FLUTE QUANTITY2
SPECIAL FEATURESAIRCRAFT EXTENSION TYPE; FRACTIONAL SIZE 3/16