Part Details | THUMBSCREW
5305-01-331-9678 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: NAS1300C068, NAS1300C06-8, NAS1300C068, NAS1300C06-8, 5305-01-331-9678, 01-331-9678, 5305013319678, 013319678
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | DEC 31, 1990 | 01-331-9678 | 06673 ( THUMBSCREW ) |
REFERENCE DRAWINGS & PICTURES
DOUBLE HEXAGON
OVAL
Cross Reference | NSN 5305-01-331-9678
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| NAS1300C06-8 | 88044 | AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE |
| NAS1300C06-8 | 80205 | NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES |
Technical Data | NSN 5305-01-331-9678
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.138 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.438 INCHES MINIMUM AND 0.500 INCHES MAXIMUM |
| FASTENER LENGTH | 0.500 INCHES NOMINAL |
| HEAD STYLE | 0 DOUBLE HEXAGON |
| HEAD HEIGHT | 0.251 INCHES MINIMUM AND 0.281 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 0.418 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| POINT STYLE | 2 OVAL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |