Part Details | THUMBSCREW
5305-01-291-6610 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: 717790026002, 717790026-002, 5305-01-291-6610, 01-291-6610, 5305012916610, 012916610
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 03, 1989 | 01-291-6610 | 06673 ( THUMBSCREW ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON COUNTERSUNK UNDERCUT
FLAT
Cross Reference | NSN 5305-01-291-6610
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 717790026-002 | 04939 | LOCKHEED MARTIN CORPORATIONDBA LOCKHEED MARTIN |
Technical Data | NSN 5305-01-291-6610
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.180 INCHES NOMINAL |
| FASTENER LENGTH | 0.970 INCHES MINIMUM AND 1.000 INCHES MAXIMUM |
| HEAD STYLE | 9 HEXAGON COUNTERSUNK UNDERCUT |
| HEAD DIAMETER | 0.750 INCHES NOMINAL |
| HEAD HEIGHT | 0.400 INCHES NOMINAL |
| POINT STYLE | 9 FLAT |
| EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 2 |
| FIRST DIAMETER FROM HEAD | 0.500 INCHES NOMINAL |
| SECOND DIAMETER FROM HEAD | 0.138 INCHES NOMINAL |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.170 INCHES NOMINAL |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.620 INCHES MINIMUM AND 0.650 INCHES MAXIMUM |