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National Stock Number:
5306-00-535-1283
Federal Supply Class:
5306
National Item Identification Number:
005351283
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:
| 50-047-6-26 | 0UCY9 | M.S. AEROSPACE INC. | | 50-047-6-26 | 56878 | SPS TECHNOLOGIES, LLC | | 50-047-6-26 | 80539 | SPS TECHNOLOGIES, LLC | | 50-047-6-26 | 97499 | BELL TEXTRON INC |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | FEAT | | GRIP LENGTH | 1.578 INCHES MINIMUM AND 1.672 INCHES MAXIMUM | | HEAD MAJOR DIAMETER | 0.373 INCHES MINIMUM AND 0.374 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL | STEEL CORROSION RESISTING FASTENER | | MATERIAL | STEEL COMP 4340 OVERALL | | MINIMUM TENSILE STRENGTH | 11540 POUNDS PER SQUARE INCH | | MINIMUM YIELD STRENGTH | 21000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.3750 INCHES | | SPECIAL FEATURES | BOLTS SHALL MEET ALL REQUIREMENTS OF NASM83050 | | SPECIAL TEST FEATURES | MATERIAL FOR BOLT: 4340 STEEL PER AMS6415 OR 4140 STEEL PER AMS6382 OR 8740 STEEL PER AMS6322, A286 CRES PER CHEMISTRY OF AMS5731, HEAT TREATMENT: ALLOY STEEL 160-180KSI, CRES: 160-180KSI,FINISH OF BOLT: STEEL, CADMIUM PLATE PER AMS-QQ-P-416,TYPE II,CLASS 2, CRES: PASSIVATE PER AMS2700 METHOD 1,CLASS 4 OR PASSIVATE PER AMS2700 METHOD 1, CLASS 4, CADMIUM PLATE ALL SURFACES EXCEPT THREADED END PER AMS-QQ-P-416,TYPE II,CLASS 2,RETAINING ELEMENT: PASSIVATE PER AMS2700,METHOD 1, CLASS 4 | | WIDTH BETWEEN FLATS | 0.650 INCHES NOMINAL | | SURFACE TREATMENT | CADMIUM OVERALL | | SURFACE TREATMENT | PASSIVATE FASTENER | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNJF |
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