5306-00-206-8564 BOLT,MACHINE Index 5306-00-206-8569 BOLT,MACHINE

National Stock Number:
5306-00-206-8568

Federal Supply Class:
5306

National Item Identification Number:
002068568

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:
20202877445RTX CORPORATION


Techincal Specification:
EXTENDED WASHER DIAMETER0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM
EXTENDED WASHER THICKNESS0.060 INCHES MINIMUM AND 0.080 INCHES MAXIMUM
FASTENER LENGTH0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
FEATURES PROVIDEDFINISHED HEAD
HARDNESS RATING30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT0.272 INCHES MINIMUM AND 0.292 INCHES MAXIMUM
HEAD STYLEHEXAGON
HOLE CONFIGURATION STYLEHEXAGON FLATS
HOLE DIAMETER0.070 INCHES NOMINAL
HOLE QUANTITY1
HOLE TYPEDRILLED
MATERIAL DOCUMENT AND CLASSIFICATIONAMS ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES
WIDTH BETWEEN FLATS0.315 INCHES MINIMUM AND 0.330 INCHES MAXIMUM
THREAD CLASS1A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM
THREAD QUANTITY PER INCH28
THREAD SERIES DESIGNATORUNF


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