Part Details | THUMBSCREW
5305-01-310-1080 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: 5916701, 5305-01-310-1080, 01-310-1080, 5305013101080, 013101080
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | OCT 29, 1989 | 01-310-1080 | 06673 ( THUMBSCREW ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 5305-01-310-1080
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 5916701 | 53711 | NAVAL SEA SYSTEMS COMMAND |
Technical Data | NSN 5305-01-310-1080
| 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 | 0.475 INCHES NOMINAL |
| FASTENER LENGTH | 0.625 INCHES NOMINAL |
| HEAD DIAMETER | 0.625 INCHES NOMINAL |
| HEAD HEIGHT | 1.500 INCHES NOMINAL |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 |
| FIRST DIAMETER FROM HEAD | 0.173 INCHES MINIMUM AND 0.183 INCHES MAXIMUM |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.150 INCHES NOMINAL |
| SPECIAL FEATURES | MEDIUM DIAMOND KKNURL ANSI B94.6 CLASS I,DIAMETRAL PITCH 96/60 |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |