Part Details | TWIST DRILL
5133-01-050-3669 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 TYDSZ20, NAS965, 3971 20, 5133-01-050-3669, 01-050-3669, 5133010503669, 010503669
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
51 | NOV 05, 1977 | 01-050-3669 | 05237 ( DRILL, TWIST ) |
REFERENCE DRAWINGS & PICTURES
EXTERNALLY THREADED W/HEX NUT

SOLID CENTER SINGLE TWIST W/BRAD POINT

Cross Reference | NSN 5133-01-050-3669
Part Number | Cage Code | Manufacturer |
---|---|---|
NAS965 TYDSZ20 | 80244 | GENERAL SERVICES ADMINISTRATIONFEDERAL SUPPLY SERVICE |
NAS965 | 80205 | NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES |
3971 20 | 03882 | NEW YORK TWIST DRILL INC |
Technical Data | NSN 5133-01-050-3669
Characteristic | Specifications |
---|---|
CUTTING END STYLE | 2 SOLID CENTER SINGLE TWIST W/BRAD POINT |
FLUTE LENGTH | 1.188 INCHES MINIMUM AND 1.250 INCHES MAXIMUM |
SHANK STYLE | EXTERNALLY THREADED W/HEX NUT |
THREAD SERIES DESIGNATOR | UNF |
NOMINAL THREAD DIAMETER | 0.250 INCHES |
THREAD QUANTITY | 28 PER INCH |
OVERALL LENGTH | 2.312 INCHES MINIMUM AND 2.500 INCHES MAXIMUM |
NOMINAL CUTTING DIAMETER | 0.1610 INCHES |
CUTTING ROTATION DIRECTION | RIGHT-HAND |
POINT TYPE | SPLIT |
POINT ANGLE | 135.0 DEGREES NOMINAL |
FLUTE QUANTITY | 2 |
SPECIAL FEATURES | THREADED HEX SHANK; LONG LENGTH; WIRE SIZE 20 |
SPECIFICATION/STANDARD DATA | 80205-NAS965 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
NONDEFINITIVE SPEC/STD DATA | D TYPE AND 20 SIZE |
SUPPLEMENTARY FEATURES | O/A LENGTH DOES NOT INCLUDE THE THREAD LENGTH PAST THE HEXAGON NUT, THREADS = 1/4 IN. (+1/16 IN.) |