Part Details | MACHINE SCREW
5305-01-244-1047 An externally threaded fastener whose threaded portion is of one nominal diameter, No 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below No. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, CLEVIS; BOLT, EXTERNALLY RELIEVED BODY; SCREW, EXTERNALLY RELIEVED BODY; and SCREW, ASSEMBLED WASHER. See also, SCREW, INSTRUMENT; BOLT, MACHINE; BOLT, INTERNAL WRENCHING; and SCREW, CAP SOCKET HEAD.
Alternate Parts: SC182547, SC1825-4-7, HR20747, HR207-4-7, HR20747, HR207-4-7, GB510CB47, GB510CB4-7, 12182547, 121825-4-7, PBF121147F, PBF1211-4-7F, 5305-01-244-1047, 01-244-1047, 5305012441047, 012441047
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | NOV 07, 1986 | 01-244-1047 | 06657 ( SCREW, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
DISHED HEXAGON
TORQUE SET
Cross Reference | NSN 5305-01-244-1047
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| SC1825-4-7 | 06950 | ARCONIC GLOBAL FASTENERS & RINGS,INC. |
| HR207-4-7 | 73197 | HI-SHEAR CORPORATION |
| HR207-4-7 | L4528 | LISI AEROSPACE CANADA CORPDIV HI SHEAR HOLDINGS INC |
| GB510CB4-7 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS |
| 121825-4-7 | 80539 | SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP |
| PBF1211-4-7F | 27624 | SPS TECHNOLOGIES, LLCDBA PB FASTENERS |
Technical Data | NSN 5305-01-244-1047
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNJF |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.399 INCHES MINIMUM AND 0.466 INCHES MAXIMUM |
| FASTENER LENGTH | 0.847 INCHES MINIMUM AND 0.894 INCHES MAXIMUM |
| SCREW MATERIAL | STEEL COMP H11 |
| SCREW MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6487 ASSN STD SINGLE MATERIAL RESPONSE |
| SCREW SURFACE TREATMENT | $D CADMIUM AND CHROMATE |
| MINIMUM TENSILE STRENGTH | 132000 POUNDS PER SQUARE INCH |
| HEAD STYLE | 9 DISHED HEXAGON |
| HEAD DIAMETER | 0.350 INCHES MINIMUM AND 0.398 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 90.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| INTERNAL DRIVE STYLE | TORQUE SET |
| SPECIAL FEATURES | INTERNAL DRIVE RIBBED |