5306-01-047-8809 BOLT,MACHINE Index 5306-01-047-8811 BOLT,SHOULDER

National Stock Number:
5306-01-047-8810

Federal Supply Class:
5306

National Item Identification Number:
010478810

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:
128C601D007C21A97942NORTHROP GRUMMAN SYSTEMS CORPORATION


Techincal Specification:
FASTENER LENGTH2.203 INCHES MINIMUM AND 2.250 INCHES MAXIMUM
FEATURES PROVIDEDFINISHED HEAD
GRIP LENGTH1.547 INCHES MINIMUM AND 1.579 INCHES MAXIMUM
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-18732 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 431 OVERALL
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.438 INCHES
SPECIAL FEATURESCOLOR OLIVE DRAB FED STD 595 NO. 24064
WIDTH BETWEEN FLATS0.615 INCHES MINIMUM AND 0.627 INCHES MAXIMUM
SURFACE TREATMENTPAINT HEAD
SURFACE TREATMENTPASSIVATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3A
THREAD LENGTH0.624 INCHES MINIMUM AND 0.703 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH20


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