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National Stock Number:
5306-00-156-0539
Federal Supply Class:
5306
National Item Identification Number:
001560539
Description:
BOLT,MACHINE
Detail:
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.
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Manufacturer Information:
| 1106-836 | 66503 | WOODWARD, INC. |
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Techincal Specification:
| FASTENER LENGTH | 1.250 INCHES NOMINAL | | MATERIAL | IRON ALLOY 660 OVERALL | | THREAD LENGTH | 0.750 INCHES MAXIMUM | | HEAD STYLE | DOUBLE HEXAGON W/HOLE | | THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | THREAD CLASS | 3A | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | | HEAD HEIGHT | 0.348 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.367 INCHES MINIMUM AND | | 0.376 INCHES MAXIMUM | | EXTENDED WASHER DIAMETER | 0.500 INCHES NOMINAL | | EXTENDED WASHER THICKNESS | 0.070 INCHES MINIMUM AND | | 0.080 INCHES MAXIMUM | | HOLE CONFIGURATION STYLE | HEXAGON FLATS | | HOLE DIAMETER | 0.070 INCHES NOMINAL | | GRIP LENGTH | 0.500 INCHES MAXIMUM | | SURFACE FINISH | 32.0 MICROINCHES BEARING SURFACE OF HEAD | | FEATURES PROVIDED | FINISHED HEAD | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 66503 | | DESIGN CONTROL REFERENCE | 1106-836 |
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