5306-00-281-5124 BOLT,MACHINE Index 5306-00-281-5127 BOLT,MACHINE

National Stock Number:
5306-00-281-5125

Federal Supply Class:
5306

National Item Identification Number:
002815125

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:
S2811-104969AVAILABLE TRUCK CO
S2811-13D6E9MERITOR INDUSTRIAL PRODUCTS, LLC
S2811-178500MERITOR HEAVY VEHICLE SYSTEMS, LLC


Techincal Specification:
FASTENER LENGTH1.375 INCHES NOMINAL
FEATURES PROVIDEDFINISHED HEAD
HARDNESS RATING27.6 ROCKWELL C MINIMUM AND 34.3 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT0.312 INCHES NOMINAL
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-624 3135 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 3135 OVERALL
MINIMUM YIELD STRENGTH110000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.500 INCHES
WIDTH BETWEEN FLATS0.840 INCHES NOMINAL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.250 INCHES MINIMUM
THREAD QUANTITY PER INCH13
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)


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