Part Details | TAPPING SCREW
5305-01-078-7243 A hardened externally threaded fastener whose thread extends to the bearing surface of the head. The thread may be fluted or otherwise designed to cut or form its own mating thread. Excludes SCREW, ASSEMBLED WASHER.
Alternate Parts: FFS107, FF-S-107, MS5185099, MS51850-99, 5305-01-078-7243, 01-078-7243, 5305010787243, 010787243
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JUN 19, 1979 | 01-078-7243 | 41756 ( SCREW, TAPPING ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON
CROSS RECESS TYPE 1
NARROW FLUTE (TYPE E)
Cross Reference | NSN 5305-01-078-7243
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| FF-S-107 | 81348 | FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES |
| MS51850-99 | 96906 | MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS |
Technical Data | NSN 5305-01-078-7243
| Characteristic | Specifications |
|---|---|
| NONMACHINE THREAD STYLE | 3 NARROW FLUTE (TYPE E) |
| NONMACHINE NOMINAL THREAD DIAMETER | 0.250 INCHES |
| FASTENER LENGTH | 1.200 INCHES MINIMUM AND 1.300 INCHES MAXIMUM |
| HEAD STYLE | HEXAGON |
| HEAD HEIGHT | 0.172 INCHES MINIMUM AND 0.190 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 0.367 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | 4 CROSS RECESS TYPE 1 |
| FEATURES PROVIDED | CASEHARDENED |
| NONDEFINITIVE SPEC/STD DATA | AB TYPE |