Part Details | THUMBSCREW
5305-00-408-0030 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: FFT305A, FFT305C TYPE 2 STYLE 2, FF-T-305C TYPE 2 STYLE 2, 5305-00-408-0030, 00-408-0030, 5305004080030, 004080030
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1963 | 00-408-0030 | 06673 ( THUMBSCREW ) |
REFERENCE DRAWINGS & PICTURES
DOUBLE HEXAGON
FLAT
Cross Reference | NSN 5305-00-408-0030
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| FFT305A | 81348 | FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES |
| FF-T-305C TYPE 2 STYLE 2 | 81348 | FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES |
Technical Data | NSN 5305-00-408-0030
| 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 | 0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM |
| FASTENER LENGTH | 0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM |
| HEAD STYLE | 0 DOUBLE HEXAGON |
| HEAD HEIGHT | 0.469 INCHES MINIMUM |
| WIDTH BETWEEN FLATS | 0.688 INCHES MINIMUM |
| POINT STYLE | 9 FLAT |
| NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 2 STYLE |