Part Details | THUMBSCREW
5305-01-044-8519 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: NSCH32900103, NSCH-329-001-03, 44652, 11565975, 5305-01-044-8519, 01-044-8519, 5305010448519, 010448519
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JUL 22, 1977 | 01-044-8519 | 06673 ( THUMBSCREW ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON COUNTERSUNK UNDERCUT
FLAT
Cross Reference | NSN 5305-01-044-8519
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| NSCH-329-001-03 | 01226 | HUTCHINSON AEROSPACE & INDUSTRY,INC. |
| 44652 | 96027 | NORTHWESTERN TOOLS INC. |
| 11565975 | 18876 | U S ARMY AVIATION AND MISSILECOMMAND |
Technical Data | NSN 5305-01-044-8519
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 20 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.900 INCHES MINIMUM AND 1.023 INCHES MAXIMUM |
| FASTENER LENGTH | 1.100 INCHES MINIMUM AND 1.223 INCHES MAXIMUM |
| HEAD STYLE | 6 HEXAGON COUNTERSUNK UNDERCUT |
| HEAD DIAMETER | 1.000 INCHES NOMINAL |
| HEAD HEIGHT | 0.297 INCHES MINIMUM AND 0.390 INCHES MAXIMUM |
| POINT STYLE | 5 FLAT |
| POINT LENGTH | 0.200 INCHES NOMINAL |
| POINT DIAMETER | 0.185 INCHES NOMINAL |
| POINT SWIVEL INCLUDED ANGLE | 9.0 DEGREES NOMINAL |
| POINT CHAMFER ANGLE | 80.0 DEGREES NOMINAL |