5950-00-903-7417 TRANSFORMER,POWER AUTOTRANSFORME Index 5340-00-903-7421 BRACKET,SPECIAL

National Stock Number:
5306-00-903-7420

Federal Supply Class:
5306

National Item Identification Number:
009037420

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:
32233506725SPS TECHNOLOGIES, LLC
32233556878SPS TECHNOLOGIES, LLC
32233577445RTX CORPORATION
32233580539SPS TECHNOLOGIES, LLC
32233592215HOWMET GLOBAL FASTENING SYSTEMS INC
32233593907TEXTRON FASTENING SYSTEMS DBA DECORAH OPERATIONS TFS


Techincal Specification:
FASTENER LENGTH0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM
FEATURES PROVIDEDFINISHED HEAD
HEAD HEIGHT0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALIRON ALLOY 660 OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES
WIDTH BETWEEN FLATS0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS1A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM
THREAD QUANTITY PER INCH28
THREAD SERIES DESIGNATORUNF


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