5306-00-151-3257 BOLT,MACHINE Index 5306-00-151-3261 BOLT,MACHINE

National Stock Number:
5306-00-151-3258

Federal Supply Class:
5306

National Item Identification Number:
001513258

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.


Manufacturer Information:
AN6DD1388044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE


Techincal Specification:
THREAD DIRECTIONRIGHT-HAND
FASTENER LENGTH1.453 INCHES NOMINAL
MATERIALALUMINUM ALLOY 2024 OR
ALUMINUM ALLOY 1100 OR
ALUMINUM ALLOY 2017 OR
ALUMINUM ALLOY 2117 OR
ALUMINUM ALLOY 5056 OVERALL
THREAD LENGTH0.641 INCHES MINIMUM
HEAD STYLEHEXAGON
THREAD SERIES DESIGNATORUNF
NOMINAL THREAD DIAMETER0.375 INCHES
THREAD QUANTITY PER INCH24
THREAD CLASS3A
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-267 FED SPEC 1ST MATERIAL RESPONSE OR
QQ-A-268 FED SPEC 1ST MATERIAL RESPONSE OR
MIL-W-7986 MIL SPEC 1ST MATERIAL RESPONSE OR
MIL-W-7986 MIL SPEC 2ND MATERIAL RESPONSE OR
MIL-W-7986 MIL SPEC 3RD MATERIAL RESPONSE OR
MIL-W-7986 MIL SPEC 4TH MATERIAL RESPONSE OR
MIL-W-7986 MIL SPEC 5TH MATERIAL RESPONSE OVERALL
SURFACE TREATMENTOXIDE FILM AND
ANODIZE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541 MIL SPEC 1ST TREATMENT RESPONSE AND
MIL-A-8625 MIL SPEC 2ND TREATMENT RESPONSE OVERALL
MINIMUM TENSILE STRENGTH62 POUNDS PER SQUARE INCH
HEAD HEIGHT0.203 INCHES MINIMUM AND
0.235 INCHES MAXIMUM
WIDTH BETWEEN FLATS0.553 INCHES MINIMUM AND
0.565 INCHES MAXIMUM
GRIP LENGTH0.812 INCHES NOMINAL
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER1.250 INCHES NOMINAL FIRST HOLE
SHANK UNTHREADED HOLE DIAMETER0.106 INCHES NOMINAL FIRST HOLE
FEATURES PROVIDEDFINISHED HEAD
SPEC/STD CONTROLLING DATA
MANUFACTURERS CODE88044
DEFINITIVE GOVERNMENT SPEC/STD REFERENCEAN6DD13


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