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National Stock Number:
5306-01-481-6886
Federal Supply Class:
5306
National Item Identification Number:
014816886
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:
| AN4-50A | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE |
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Techincal Specification:
| FASTENER LENGTH | 5.015625 INCHES MINIMUM AND 5.062500 INCHES MAXIMUM | | GRIP DIAMETER | 0.246 INCHES MINIMUM AND 0.249 INCHES MAXIMUM | | GRIP LENGTH | 0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM | | PART NAME ASSIGNED BY CONTROLLING AGENCY | BOLT MACHINE, AIRCRAFT | | MATERIAL | ALUMINUM ALLOY OR STEEL OR STEEL CORROSION RESISTING OVERALL | | MINIMUM TENSILE STRENGTH | 1310 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SPECIAL FEATURES | RATED STRENGTH IN LBS ULTIMATE TESILE AT ROOT DIA 2030, SINGLE SHEAR AT FULL DIA 1715 | | THREAD CLASS | 3A | | THREAD LENGTH | 0.453125 INCHES MINIMUM AND 0.500000 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 28 |
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