Part Details | MACHINE BOLT
5306-00-139-6791 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: AN1473, AN14-73, 5306-00-139-6791, 00-139-6791, 5306001396791, 001396791
Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
---|---|---|---|
53 | SEP 10, 1971 | 00-139-6791 | 01847 ( BOLT, MACHINE ) |
REFERENCE DRAWINGS & PICTURES
HEXAGON

Cross Reference | NSN 5306-00-139-6791
Part Number | Cage Code | Manufacturer |
---|---|---|
AN14-73 | 88044 | AERONAUTICAL STANDARDS GROUPDEPT OF NAVY AND AIR FORCE |
Technical Data | NSN 5306-00-139-6791
Characteristic | Specifications |
---|---|
HEAD STYLE | HEXAGON |
THREAD SERIES DESIGNATOR | UNF |
NOMINAL THREAD DIAMETER | 0.875 INCHES |
THREAD QUANTITY PER INCH | 14 |
THREAD CLASS | 3A |
THREAD DIRECTION | RIGHT-HAND |
THREAD LENGTH | 1.218 INCHES MINIMUM AND 1.297 INCHES MAXIMUM |
FASTENER LENGTH | 7.546 INCHES MINIMUM AND 7.593 INCHES MAXIMUM |
MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH |
HEAD HEIGHT | 0.453 INCHES MINIMUM AND 0.485 INCHES MAXIMUM |
WIDTH BETWEEN FLATS | 1.240 INCHES MINIMUM AND 1.253 INCHES MAXIMUM |
GRIP LENGTH | 6.296 INCHES MINIMUM AND 6.328 INCHES MAXIMUM |
FEATURES PROVIDED | FINISHED HEAD |