5306-00-821-6523 BOLT,MACHINE Index 5306-00-821-6527 BOLT,MACHINE

National Stock Number:
5306-00-821-6526

Federal Supply Class:
5306

National Item Identification Number:
008216526

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:
R192P02SL07482GENERAL ELECTRIC COMPANY
R192P02SL24446GENERAL ELECTRIC COMPANY


Techincal Specification:
FASTENER LENGTH0.562 INCHES NOMINAL
FEATURES PROVIDEDFINISHED HEAD
HEAD HEIGHT0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM
HEAD STYLEHEXAGON
HOLE CONFIGURATION STYLEHEXAGON FLATS
HOLE DIAMETER0.062 INCHES NOMINAL
HOLE QUANTITY1
HOLE TYPEDRILLED
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALIRON ALLOY 660 OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES
NONSTANDARD THREAD PITCH DIAMETER+0.2213 TO 3.2238 INCHES
PRECIOUS MATERIALSILVER
WIDTH BETWEEN FLATS0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM
SURFACE TREATMENTSILVER OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.562 INCHES MINIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH28


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