Part Details | SOCKET HEAD CAP SCREW
5305-01-286-6044 An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.
Alternate Parts: CA21294410HS, CA21294-4-10HS, CA21189410HS, CA21189-4-10HS, 717801668001, 717801668-001, 5305-01-286-6044, 01-286-6044, 5305012866044, 012866044
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | OCT 05, 1988 | 01-286-6044 | 16282 ( SCREW, CAP, SOCKET HEAD ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON COUNTERSUNK
HEXAGON
Cross Reference | NSN 5305-01-286-6044
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| CA21294-4-10HS | 29372 | ARCONIC GLOBAL FASTENERS & RINGS,INC. |
| CA21189-4-10HS | 29372 | ARCONIC GLOBAL FASTENERS & RINGS,INC. |
| 717801668-001 | 04939 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN |
Technical Data | NSN 5305-01-286-6044
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.477 INCHES MINIMUM AND 0.636 INCHES MAXIMUM |
| FASTENER LENGTH | 1.327 INCHES MINIMUM AND 1.347 INCHES MAXIMUM |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| HEAD STYLE | 0 HEXAGON COUNTERSUNK |
| HEAD DIAMETER | 0.360 INCHES MINIMUM AND 0.404 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| INTERNAL DRIVE STYLE | HEXAGON |
| WIDTH ACROSS FLATS | 0.156 INCHES NOMINAL |
| SPECIAL FEATURES | THREE KEY SLOTS LENGTH OF SCREW,120 DEGREES APART,0.040 IN. WIDE AND 0.029 IN. DEEP SPLINES; COUNTERBORE HOLE ON THREADED END 0.112 IN. DIA. TWO LEAD THREADS |