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National Stock Number:
5306-00-739-3324
Federal Supply Class:
5306
National Item Identification Number:
007393324
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:
| 382276 | 77445 | RTX CORPORATION | | 382276 | 80539 | SPS TECHNOLOGIES, LLC | | AS8879 | 0U583 | SAE INTERNATIONAL | | AS8879 | 81343 | SOCIETY OF AUTOMOTIVE ENGINEERS INC | | 382276 | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC |
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Techincal Specification:
| THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 1.170 INCHES MINIMUM AND | | 1.190 INCHES MAXIMUM | | MATERIAL | STEEL COMP 601 OVERALL | | THREAD LENGTH | 0.740 INCHES MINIMUM AND | | 0.820 INCHES MAXIMUM | | HEAD STYLE | ROUND W/WRENCH FLATS CHAMFERED | | THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | THREAD QUANTITY PER INCH | 24 | | THREAD CLASS | 1A | | MATERIAL DOCUMENT AND CLASSIFICATION | MS 7454 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | NICKEL AND | | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2416 ASSN STD ALL TREATMENT RESPONSES OVERALL | | HARDNESS RATING | 30.0 ROCKWELL C MINIMUM AND | | 38.0 ROCKWELL C MAXIMUM OVERALL | | HEAD DIAMETER | 0.550 INCHES MINIMUM AND | | 0.570 INCHES MAXIMUM | | HEAD HEIGHT | 0.186 INCHES MINIMUM AND | | 0.200 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.320 INCHES MINIMUM AND | | 0.340 INCHES MAXIMUM | | GRIP LENGTH | 0.740 INCHES MINIMUM AND | | 0.820 INCHES MAXIMUM | | SURFACE FINISH | 63.0 MICROINCHES HEAD | | 32.0 MICROINCHES THREADS | | FEATURES PROVIDED | FINISHED HEAD | | SPECIAL FEATURES | GROOVE UNDER HEAD 0.110 MIN 0.130 MAX LENGTH 0.309 MIN 0.312 MAX DIA 32 FINISH | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 77445 | | DESIGN CONTROL REFERENCE | 382276 |
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