Part Details | MACHINE BOLT
5306-01-178-5660 An externally threaded fastener designed for insertion through holes in assembled parts and normally intended to be tightened or released by torquing a nut. The threaded and unthreaded portions are both of one nominal diameter of 0.190 inch (5 mm) or larger. The head is not designed to be held or driven with an inserted driver or by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. For items having a grip length portion machined to a tolerance of 0.0015 inch (0.038 mm) or less, BOLT, SHEAR. See also SCREW, CAP, HEXAGON HEAD and SCREW, MACHINE.
Alternate Parts: J644P30A, 5306-01-178-5660, 01-178-5660, 5306011785660, 011785660
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | MAY 07, 1984 | 01-178-5660 | 01847 ( BOLT, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON
DOUBLE HEXAGON LONGITUDINAL HOLE
Cross Reference | NSN 5306-01-178-5660
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| J644P30A | 07482 | GENERAL ELECTRIC COMPANYDBA GE |
Technical Data | NSN 5306-01-178-5660
| Characteristic | Specifications |
|---|---|
| HEAD STYLE | 0 HEXAGON |
| THREAD SERIES DESIGNATOR | UNJF |
| NOMINAL THREAD DIAMETER | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 0.713 INCHES MINIMUM AND 0.719 INCHES MAXIMUM |
| FASTENER LENGTH | 2.365 INCHES MINIMUM AND 2.375 INCHES MAXIMUM |
| HEAD HEIGHT | 0.293 INCHES MINIMUM AND 0.295 INCHES MAXIMUM |
| WIDTH BETWEEN FLATS | 0.3125 INCHES NOMINAL |
| EXTENDED WASHER DIAMETER | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| EXTENDED WASHER THICKNESS | 0.060 INCHES MINIMUM AND 0.065 INCHES MAXIMUM |
| HOLE CONFIGURATION STYLE | DOUBLE HEXAGON LONGITUDINAL HOLE |
| HOLE TYPE | DRILLED |
| HOLE QUANTITY | 2 |
| HOLE DIAMETER | 0.075 INCHES MINIMUM AND 0.085 INCHES MAXIMUM |