Part Details | THUMBSCREW
5305-01-020-2020 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: 30229161243, 3022916-124-3, 5305-01-020-2020, 01-020-2020, 5305010202020, 010202020
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | APR 26, 1976 | 01-020-2020 | 06673 ( THUMBSCREW ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON COUNTERSUNK UNDERCUT
OVAL
Cross Reference | NSN 5305-01-020-2020
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 3022916-124-3 | 99696 | LOCKHEED MARTIN CORPORATIONDIV LOCKHEED MARTIN SYSTEMS & GLOBAL |
Technical Data | NSN 5305-01-020-2020
| Characteristic | Specifications |
|---|---|
| THREAD SERIES DESIGNATOR | UNF |
| NOMINAL THREAD DIAMETER | 0.190 INCHES |
| THREAD QUANTITY PER INCH | 32 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.312 INCHES NOMINAL |
| FASTENER LENGTH | 4.130 INCHES NOMINAL |
| HEAD STYLE | 6 HEXAGON COUNTERSUNK UNDERCUT |
| HEAD DIAMETER | 0.750 INCHES NOMINAL |
| HEAD HEIGHT | 0.190 INCHES NOMINAL |
| POINT STYLE | 2 OVAL |
| FIRST DIAMETER FROM HEAD | 0.500 INCHES NOMINAL |
| SECOND DIAMETER FROM HEAD | 0.150 INCHES NOMINAL |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.400 INCHES NOMINAL |
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 3.730 INCHES NOMINAL |