Part Details | THUMBSCREW
5305-00-651-3878 An externally threaded fastener whose threaded portion is of one nominal diameter. It may have an unthreaded portion with a diameter less than, equal to, or greater than the diameter of the threaded portion. It has either a vertically flattened, circular knurled, or wing type head, all of which are designed for rotation by the thumb and fingers. For items having wrenching facilities such as socket recess, multiple spline or slot heads, use SCREW (as modified) or BOLT (as modified).
Alternate Parts: 527242, 5305-00-651-3878, 00-651-3878, 5305006513878, 006513878
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1963 | 00-651-3878 | 06673 ( THUMBSCREW ) |
REFERENCE DRAWINGS & PICTURES
FLAT
Cross Reference | NSN 5305-00-651-3878
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 527242 | 73030 | HAMILTON SUNDSTRAND CORPORATION |
Technical Data | NSN 5305-00-651-3878
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| THREAD QUANTITY PER INCH | 30 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.600 INCHES NOMINAL |
| FASTENER LENGTH | 0.840 INCHES NOMINAL |
| HEAD LENGTH | 0.520 INCHES NOMINAL |
| TEE BOLT CYLINDRICAL HEAD DIAMETER | 0.198 INCHES MINIMUM AND 0.199 INCHES MAXIMUM |
| POINT STYLE | FLAT |
| POINT LENGTH | 0.030 INCHES NOMINAL |
| POINT CHAMFER ANGLE | 45.0 DEGREES NOMINAL |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
| FIRST DIAMETER FROM HEAD | 0.134 INCHES MINIMUM AND 0.144 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.240 INCHES NOMINAL |