NSN 5306-01-312-4949
Part Details | MACHINE BOLT
5306-01-312-4949 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: NAS564C67, 5306-01-312-4949, 01-312-4949, 5306013124949, 013124949
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | DEC 17, 1989 | 01-312-4949 | 01847 ( BOLT, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON
HEXAGON FLATS
Cross Reference | NSN 5306-01-312-4949
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| NAS564C67 | 80205 | NATIONAL AEROSPACE STANDARDSCOMMITTEE AEROSPACE INDUSTRIES |
Technical Data | NSN 5306-01-312-4949
| Characteristic | Specifications |
|---|---|
| HEAD STYLE | 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 | 2.018 INCHES MINIMUM AND 2.095 INCHES MAXIMUM |
| FASTENER LENGTH | 2.078 INCHES MINIMUM AND 2.125 INCHES MAXIMUM |
| MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| HEAD HEIGHT | 0.219 INCHES NOMINAL |
| WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM |
| HOLE CONFIGURATION STYLE | HEXAGON FLATS |
| HOLE TYPE | DRILLED |
| HOLE QUANTITY | 6 |
| HOLE DIAMETER | 0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM |
| GRIP LENGTH | 0.030 INCHES MINIMUM AND 0.060 INCHES MAXIMUM |
| GRIP DIAMETER | 0.2243 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM |
| SPECIFICATION/STANDARD DATA | 80205-NAS564 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |