5998-00-042-7921 CIRCUIT CARD ASSEMBLY Index 5998-00-042-7924 ELECTRONIC COMPONENTS ASSEMBLY

National Stock Number:
5306-00-042-7923

Federal Supply Class:
5306

National Item Identification Number:
000427923

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:
3-8X3-405643BARBER-GREENE CO
3-8X3-40MKW7MINNPAR, LLC
42792316764GENERAL MOTORS CORP DELCO REMY DIV
4279231LW55BORGWARNER PDS (ANDERSON), L.L.C.
42792324617GENERAL MOTORS CORP
4279237X677GENERAL MOTORS LLC


Techincal Specification:
FASTENER LENGTH0.750 INCHES NOMINAL
FEATURES PROVIDEDUNFINISHED HEAD
HARDNESS RATING100.0 ROCKWELL B MAXIMUM OVERALL
HEAD HEIGHT0.234 INCHES NOMINAL
HEAD STYLEHEXAGON
MATERIALSTEEL OVERALL
MINIMUM YIELD STRENGTH69000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.375 INCHES
NONDEFINITIVE SPEC/STD DATA3 TYPE AND 2 GRADE
WIDTH BETWEEN FLATS0.5440 INCHES MINIMUM AND 0.5625 INCHES MAXIMUM
SURFACE TREATMENTCADMIUM OR ZINC OVERALL
THREAD CLASS2A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.750 INCHES NOMINAL
THREAD QUANTITY PER INCH16
THREAD SERIES DESIGNATORUNC


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