5306-00-286-9722 BOLT,MACHINE Index 5306-00-286-9726 BOLT,MACHINE

National Stock Number:
5306-00-286-9725

Federal Supply Class:
5306

National Item Identification Number:
002869725

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:
20304752661RTX CORPORATION
20304756878SPS TECHNOLOGIES, LLC
20304777445RTX CORPORATION
20304780539SPS TECHNOLOGIES, LLC


Techincal Specification:
DISTANCE FROM CENTERLINE TO FLAT0.130 INCHES MINIMUM AND 0.140 INCHES MAXIMUM
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER0.520 INCHES MINIMUM AND 0.580 INCHES MAXIMUM FIRST HOLE
FASTENER LENGTH0.650 INCHES MINIMUM AND 0.670 INCHES MAXIMUM
FEATURES PROVIDEDFINISHED HEAD
HARDNESS RATING30.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
HEAD DIAMETER0.660 INCHES MINIMUM AND 0.680 INCHES MAXIMUM
HEAD HEIGHT0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM
HEAD STYLEDEE
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 7470 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL CORROSION RESISTING OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES
SHANK UNTHREADED HOLE DIAMETER0.065 INCHES MINIMUM AND 0.075 INCHES MAXIMUM FIRST HOLE
THREAD CLASS1A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.650 INCHES MINIMUM AND 0.670 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH28


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