Part Details | ASSEMBLED WASHER SCREW
5305-00-531-0139 A SCREW, (as modified) to which has been assembled one or more nonremovable washer(s).
Alternate Parts: 593595, 5305-00-531-0139, 00-531-0139, 5305005310139, 005310139
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | JAN 01, 1963 | 00-531-0139 | 06660 ( SCREW, ASSEMBLED WASHER ) |
REFERENCE DRAWINGS & PICTURES
CROWNED HEXAGON
CROSS RECESS TYPE 1
SPLIT HELICAL RING
SPLIT HELICAL RING
Cross Reference | NSN 5305-00-531-0139
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 593595 | 21450 | ARMY WEAPONS COMMANDATTN AMSWE-REE-S |
Technical Data | NSN 5305-00-531-0139
| 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 | 0.312 INCHES MAXIMUM |
| FASTENER LENGTH | 0.438 INCHES NOMINAL |
| HEAD STYLE | 4 CROWNED HEXAGON |
| HEAD DIAMETER | 0.389 INCHES MINIMUM AND 0.414 INCHES MAXIMUM |
| HEAD HEIGHT | 0.155 INCHES MINIMUM AND 0.170 INCHES MAXIMUM |
| INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| WASHER QUANTITY | 1 |
| PRIMARY WASHER STYLE | SPLIT HELICAL RING |
| PRIMARY WASHER OUTSIDE DIAMETER | 0.384 INCHES MINIMUM AND 0.400 INCHES MAXIMUM |
| PRIMARY WASHER MATERIAL THICKNESS | 0.063 INCHES MINIMUM |