Part Details | SOCKET HEAD CAP SCREW
5305-00-977-8978 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: LL246677, LL24667-7, 250514, 5305-00-977-8978, 00-977-8978, 5305009778978, 009778978
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | OCT 12, 1966 | 00-977-8978 | 16282 ( SCREW, CAP, SOCKET HEAD ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON COUNTERSUNK
HEXAGON
Cross Reference | NSN 5305-00-977-8978
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| LL24667-7 | 03038 | LONG-LOK FASTENERS CORPORATION |
| 250514 | 81873 | WOODWARD HRT, INC. |
Technical Data | NSN 5305-00-977-8978
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.138 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.250 INCHES MAXIMUM |
| FASTENER LENGTH | 0.250 INCHES NOMINAL |
| HEAD STYLE | 0 HEXAGON COUNTERSUNK |
| HEAD DIAMETER | 0.255 INCHES MINIMUM AND 0.271 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM |
| INTERNAL DRIVE STYLE | HEXAGON |
| WIDTH ACROSS FLATS | 0.078 INCHES NOMINAL |