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National Stock Number:
5306-00-914-8890
Federal Supply Class:
5306
National Item Identification Number:
009148890
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:
| 369282 | 77445 | RTX CORPORATION | | 563294 | 77445 | RTX CORPORATION | | 563294 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | 563294 | 93907 | TEXTRON FASTENING SYSTEMS DBA DECORAH OPERATIONS TFS |
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Techincal Specification:
| DISTANCE FROM CENTERLINE TO FLAT | 0.118 INCHES MINIMUM AND 0.123 INCHES MAXIMUM | | FASTENER LENGTH | 0.910 INCHES MINIMUM AND 0.930 INCHES MAXIMUM | | FEATURES PROVIDED | FINISHED HEAD | | GRIP LENGTH | 0.340 INCHES NOMINAL | | HEAD DIAMETER | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM | | HEAD HEIGHT | 0.170 INCHES MINIMUM AND 0.190 INCHES MAXIMUM | | HEAD STYLE | DEE | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | IRON ALLOY 660 OVERALL | | MINIMUM TENSILE STRENGTH | 130000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SURFACE FINISH | 63.0 MICROINCHES GRIP | | SURFACE FINISH | 63.0 MICROINCHES THREADS | | SPECIAL FEATURES | THD RELIEF 0.062 IN. W 0.540 IN. FROM BEARING SURFACE OF HEAD | | THREAD CLASS | 1A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.518 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES DESIGNATOR | UNF |
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