Part Details | SOCKET HEAD CAP SCREW
5305-01-078-5070 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: 642AS0748, 120387C, 5305-01-078-5070, 01-078-5070, 5305010785070, 010785070
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JUN 15, 1979 | 01-078-5070 | 16282 ( SCREW, CAP, SOCKET HEAD ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON COUNTERSUNK
HEXAGON
Cross Reference | NSN 5305-01-078-5070
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 642AS0748 | 30003 | NAVAL AIR SYSTEMS COMMAND MANAGEDORIGINAL DESIGN ACTIVITY NOT |
| 120387C | 80539 | SPS TECHNOLOGIES, LLCDBA AEROSPACE FASTENERS GROUP |
Technical Data | NSN 5305-01-078-5070
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNJC |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.449 INCHES MINIMUM AND 0.489 INCHES MAXIMUM |
| FASTENER LENGTH | 0.636 INCHES MINIMUM AND 0.676 INCHES MAXIMUM |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| HEAD STYLE | 1 HEXAGON COUNTERSUNK |
| HEAD DIAMETER | 0.4640 INCHES MINIMUM AND 0.5066 INCHES MAXIMUM |
| HEAD HEIGHT | 0.070 INCHES MINIMUM AND 0.073 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| INTERNAL DRIVE STYLE | HEXAGON |
| WIDTH ACROSS FLATS | 0.1562 INCHES MINIMUM AND 0.1585 INCHES MAXIMUM |
| SPECIAL FEATURES | FURNISHED WITH ONE O RING |