NSN 5305-00-042-7251
Part Details | TAPPING SCREW
5305-00-042-7251 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: 427251, FFS107TYPEBPSTYLE6S, 5305-00-042-7251, 00-042-7251, 5305000427251, 000427251
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1963 | 00-042-7251 | 41756 ( SCREW, TAPPING ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON COUNTERSUNK
CROSS RECESS TYPE 1
NARROW FLUTE (TYPE E)
Cross Reference | NSN 5305-00-042-7251
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 427251 | 21450 | ARMY WEAPONS COMMANDATTN AMSWE-REE-S |
| FFS107TYPEBPSTYLE6S | 81348 | FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES |
Technical Data | NSN 5305-00-042-7251
| Characteristic | Specifications |
|---|---|
| NONMACHINE THREAD STYLE | 1 NARROW FLUTE (TYPE E) |
| NONMACHINE NOMINAL THREAD DIAMETER | 0.216 INCHES |
| FASTENER LENGTH | 1.000 INCHES NOMINAL |
| HEAD STYLE | 4 HEXAGON COUNTERSUNK |
| HEAD DIAMETER | 0.389 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| INTERNAL DRIVE STYLE | 4 CROSS RECESS TYPE 1 |
