Part Details | THUMBSCREW
5305-01-010-2338 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: FFT305, FF-T-305, MS2131635, MS21316-35, 5305-01-010-2338, 01-010-2338, 5305010102338, 010102338
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | SEP 25, 1975 | 01-010-2338 | 06673 ( THUMBSCREW ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON EXTENDED WASHER
FLAT
Cross Reference | NSN 5305-01-010-2338
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| FF-T-305 | 81348 | FEDERAL SPECIFICATIONSPROMULGATED BY GENERAL SERVICES |
| MS21316-35 | 96906 | MILITARY STANDARDSPROMULGATED BY MILITARY DEPARTMENTS |
Technical Data | NSN 5305-01-010-2338
| 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 | 0.620 INCHES MINIMUM AND 0.780 INCHES MAXIMUM |
| FASTENER LENGTH | 0.720 INCHES MINIMUM AND 0.780 INCHES MAXIMUM |
| HEAD STYLE | 9 HEXAGON EXTENDED WASHER |
| HEAD HEIGHT | 0.625 INCHES NOMINAL |
| WIDTH BETWEEN FLATS | 0.535 INCHES NOMINAL |
| POINT STYLE | 9 FLAT |
| TEST DATA DOCUMENT | 81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| SPECIAL TEST FEATURES | SPECIAL QUALITY CONTROL TESTING |
| DEPARTURE FROM CITED DESIGNATOR | AS MODIFIED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROLL PROVISIONS |