Part Details | SOCKET HEAD CAP SCREW
5305-00-978-7937 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: NAS117415, NAS1174-15, LK117415, LK1174-15, 5305-00-978-7937, 00-978-7937, 5305009787937, 009787937
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | OCT 14, 1966 | 00-978-7937 | 16282 ( SCREW, CAP, SOCKET HEAD ) |
REFERENCE DRAWINGS & PICTURES
DISHED HEXAGON
OFFSET CRUCIFORM (TORQUE SET)
Cross Reference | NSN 5305-00-978-7937
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| NAS1174-15 | 80205 | NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES |
| LK1174-15 | 26304 | TORKON FASTENER CORP |
Technical Data | NSN 5305-00-978-7937
| 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 | 0.425 INCHES MINIMUM |
| FASTENER LENGTH | 1.348 INCHES MINIMUM AND 1.378 INCHES MAXIMUM |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| HEAD STYLE | 2 DISHED HEXAGON |
| HEAD DIAMETER | 0.473 INCHES MINIMUM AND 0.492 INCHES MAXIMUM |
| HEAD HEIGHT | 0.162 INCHES MINIMUM AND 0.175 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | OFFSET CRUCIFORM (TORQUE SET) |
| SPECIFICATION/STANDARD DATA | 80205-NAS1174 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |