Part Details | TWIST DRILL
5133-01-121-4999 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: NAS965 TYDSZ30, NAS965, 3972 30, 5133-01-121-4999, 01-121-4999, 5133011214999, 011214999
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
51 | NOV 06, 1981 | 01-121-4999 | 05237 ( DRILL, TWIST ) |
REFERENCE DRAWINGS & PICTURES
SOLID CENTER SINGLE TWIST W/BRAD POINT

Cross Reference | NSN 5133-01-121-4999
Part Number | Cage Code | Manufacturer |
---|---|---|
NAS965 TYDSZ30 | 80244 | GENERAL SERVICES ADMINISTRATIONFEDERAL SUPPLY SERVICE |
NAS965 | 80205 | NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES |
3972 30 | 03882 | NEW YORK TWIST DRILL INC |
Technical Data | NSN 5133-01-121-4999
Characteristic | Specifications |
---|---|
CUTTING END STYLE | 2 SOLID CENTER SINGLE TWIST W/BRAD POINT |
FLUTE LENGTH | 1.125 INCHES NOMINAL |
THREAD SERIES DESIGNATOR | UNF |
NOMINAL THREAD DIAMETER | 0.250 INCHES |
THREAD QUANTITY | 28 PER INCH |
OVERALL LENGTH | 2.125 INCHES NOMINAL |
NOMINAL CUTTING DIAMETER | 0.1285 INCHES |
CUTTING ROTATION DIRECTION | RIGHT-HAND |
POINT TYPE | SPLIT |
POINT ANGLE | 135.0 DEGREES NOMINAL |
FLUTE QUANTITY | 2 |
SPECIAL FEATURES | THREADED SQUARE SHANK; LONG LENGTH; WIRE SIZE 30 |
SPECIFICATION/STANDARD DATA | 80205-NAS965 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |