Part Details | THUMBSCREW
5305-01-138-6800 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: 21808164205, 218-08164-205, 5305-01-138-6800, 01-138-6800, 5305011386800, 011386800
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | SEP 19, 1982 | 01-138-6800 | 06673 ( THUMBSCREW ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON COUNTERSUNK UNDERCUT
Cross Reference | NSN 5305-01-138-6800
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 218-08164-205 | 80378 | TRIUMPH AEROSTRUCTURES, LLCDBA TRIUMPH AEROSTRUCTURES - VOUGHT |
Technical Data | NSN 5305-01-138-6800
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.112 INCHES |
| THREAD QUANTITY PER INCH | 40 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.174 INCHES NOMINAL |
| FASTENER LENGTH | 0.625 INCHES NOMINAL |
| HEAD STYLE | 6 HEXAGON COUNTERSUNK UNDERCUT |
| HEAD DIAMETER | 0.625 INCHES NOMINAL |
| HEAD HEIGHT | 0.062 INCHES NOMINAL |
| POINT LENGTH | 0.325 INCHES NOMINAL |
| POINT DIAMETER | 0.078 INCHES MINIMUM AND 0.080 INCHES MAXIMUM |
| POINT CHAMFER ANGLE | 30.0 DEGREES NOMINAL |