Part Details | SOCKET HEAD CAP SCREW
5305-01-256-5790 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: 1699192C3BUNBRAKO, 16991-92-C-3-BUNBRAKO, 5305-01-256-5790, 01-256-5790, 5305012565790, 012565790
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JUN 06, 1987 | 01-256-5790 | 16282 ( SCREW, CAP, SOCKET HEAD ) |
REFERENCE DRAWINGS & PICTURES
DISHED HEXAGON
HEXAGON
Cross Reference | NSN 5305-01-256-5790
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 16991-92-C-3-BUNBRAKO | 56878 | SPS TECHNOLOGIES, LLCDBA AEROSPACE DIVISION |
Technical Data | NSN 5305-01-256-5790
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.086 INCHES |
| THREAD QUANTITY PER INCH | 56 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM |
| FASTENER LENGTH | 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM |
| HEAD STYLE | 6 DISHED HEXAGON |
| HEAD DIAMETER | 0.187 INCHES MINIMUM AND 0.207 INCHES MAXIMUM |
| HEAD HEIGHT | 0.054 INCHES MINIMUM AND 0.074 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| INTERNAL DRIVE STYLE | HEXAGON |
| WIDTH ACROSS FLATS | 0.040 INCHES MINIMUM AND 0.060 INCHES MAXIMUM |