4820-01-214-3754 STEM,FLUID VALVE Index 5306-01-214-3756 BOLT,MACHINE

National Stock Number:
5306-01-214-3755

Federal Supply Class:
5306

National Item Identification Number:
012143755

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:
J645P11D07482GENERAL ELECTRIC COMPANY
J645P11D0UCY9M.S. AEROSPACE INC.
J645P11D58828CFM INTERNATIONAL INC


Techincal Specification:
CRITICALITY CODE JUSTIFICATIONFEAT
EXTENDED WASHER DIAMETER0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
EXTENDED WASHER THICKNESS0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM
FASTENER LENGTH0.865 INCHES MINIMUM AND 0.885 INCHES MAXIMUM
FEATURES PROVIDEDFINISHED HEAD
HEAD HEIGHT0.328 INCHES MINIMUM AND 0.348 INCHES MAXIMUM
HEAD STYLEDOUBLE HEXAGON EXTENDED WASHER
HOLE CONFIGURATION STYLEDOUBLE HEXAGON FLATS
HOLE DIAMETER0.060 INCHES MINIMUM AND 0.080 INCHES MAXIMUM
HOLE QUANTITY2
HOLE TYPEDRILLED
MATERIALNICKEL ALLOY 718 OVERALL
NOMINAL THREAD DIAMETER0.312 INCHES
PRECIOUS MATERIAL AND LOCATIONOVERALL SILVER
PRECIOUS MATERIALSILVER
SPECIAL FEATURESITEM HAS OTHER CRITICAL FEATURE(S) SUCH AS TOLERANCE, FIT RESTRICTIONS OR APPLICATION FOR THE F108 ENGINE
WIDTH BETWEEN FLATS0.375 INCHES NOMINAL
SURFACE FINISH32.0 MICROINCHES GRIP
SURFACE FINISH32.0 MICROINCHES THREADS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2410 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTSILVER OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.782 INCHES MINIMUM AND 0.885 INCHES MAXIMUM
THREAD QUANTITY PER INCH24
THREAD SERIES DESIGNATORUNJF


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