5305-01-243-3758 SCREW,CAP,HEXAGON HEAD Index 5306-01-243-3760 BOLT,CLOSE TOLERANCE

National Stock Number:
5305-01-243-3759

Federal Supply Class:
5305

National Item Identification Number:
012433759

Description:
SCREW,CAP,HEXAGON HEAD

Detail:
An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, MACHINE; BOLT, EXTERNALLY RELIEVED BODY; BOLT, INTERNAL WRENCHING; and SCREW, CAP, SOCKET HEAD.


Manufacturer Information:
1150093211862GENERAL MOTORS CORP CHEVROLET MOTOR DIV SPECIAL PRODUCTS DEPT
115084757X677GENERAL MOTORS LLC
4448305573BARNES GROUP INC.
1406013011862GENERAL MOTORS CORP CHEVROLET MOTOR DIV SPECIAL PRODUCTS DEPT
140601307X677GENERAL MOTORS LLC
SSCL-M10-40-10.9U0Z37ACCUGROUP (MAIN OFFICE)


Techincal Specification:
EXTERNAL THREAD TOLERANCE CLASS6G
FASTENER LENGTH38.40 MILLIMETERS MINIMUM AND 40.00 MILLIMETERS MAXIMUM
HARDNESS RATING27.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLEHEXAGON
HEAD HEIGHT6.17 MILLIMETERS MINIMUM AND 6.63 MILLIMETERS MAXIMUM
MATERIALSTEEL PROPERTY CLASS 10.9 OVERALL
MINIMUM TENSILE STRENGTH145000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER10.0 MILLIMETERS
SURFACE TREATMENTPHOSPHATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH26.0 MILLIMETERS NOMINAL
THREAD PITCH IN MILLIMETERS1.5
THREAD SERIES DESIGNATORM
WIDTH BETWEEN FLATS14.7 MILLIMETERS MINIMUM AND 15.0 MILLIMETERS MAXIMUM


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