Part Details | SOCKET HEAD CAP SCREW
5305-01-419-1278 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: 512640843010, 512-6408430-10, 211077797, 5305-01-419-1278, 01-419-1278, 5305014191278, 014191278
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | SEP 14, 1995 | 01-419-1278 | 16282 ( SCREW, CAP, SOCKET HEAD ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON COUNTERSUNK
HEXAGON
Cross Reference | NSN 5305-01-419-1278
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 512-6408430-10 | 53711 | NAVAL SEA SYSTEMS COMMAND |
| 211077797 | 53711 | NAVAL SEA SYSTEMS COMMAND |
Technical Data | NSN 5305-01-419-1278
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| FASTENER LENGTH | 1.750 INCHES NOMINAL |
| HEAD STYLE | 1 HEXAGON COUNTERSUNK |
| HEAD DIAMETER | 0.359 INCHES MINIMUM AND 0.411 INCHES MAXIMUM |
| HEAD HEIGHT | 0.127 INCHES NOMINAL |
| COUNTERSINK ANGLE | 82.0 DEGREES NOMINAL |
| INTERNAL DRIVE STYLE | HEXAGON |
| WIDTH ACROSS FLATS | 0.125 INCHES NOMINAL |