Part Details | THUMBSCREW
5305-00-931-4344 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: 0N067332, 5305-00-931-4344, 00-931-4344, 5305009314344, 009314344
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | APR 26, 1968 | 00-931-4344 | 06673 ( THUMBSCREW ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON COUNTERSUNK UNDERCUT
FLAT
Cross Reference | NSN 5305-00-931-4344
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 0N067332 | 98230 | NATIONAL SECURITY AGENCY |
Technical Data | NSN 5305-00-931-4344
| 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 | 0.200 INCHES MINIMUM |
| FASTENER LENGTH | 0.773 INCHES NOMINAL |
| HEAD STYLE | 6 HEXAGON COUNTERSUNK UNDERCUT |
| HEAD DIAMETER | 0.625 INCHES NOMINAL |
| HEAD HEIGHT | 0.187 INCHES NOMINAL |
| POINT STYLE | 9 FLAT |
| FIRST DIAMETER FROM HEAD | 0.220 INCHES MINIMUM AND 0.240 INCHES MAXIMUM |
| SECOND DIAMETER FROM HEAD | 0.081 INCHES MINIMUM AND 0.086 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.250 INCHES NOMINAL |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.573 INCHES NOMINAL |