5305-01-611-4256 SCREW,MACHINE 5305-01-611-4019 SCREW,CAP,HEXAGON HEAD

National Stock Number:
5305-01-611-4119

Federal Supply Class:
5305

National Item Identification Number:
016114119

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:
386210Y3H3FASTENAL COMPANY


Techincal Specification:
THREAD SERIES DESIGNATORMJ
THREAD LENGTH22.0 MILLIMETERS NOMINAL
FASTENER LENGTH49.50 MILLIMETERS MINIMUM AND
50.50 MILLIMETERS MAXIMUM
MATERIALSTEEL OVERALL
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD DIAMETER8.0 MILLIMETERS
THREAD PITCH IN MILLIMETERS1.25
THREAD CLASS8.8
SURFACE TREATMENTZINC OVERALL
HEAD HEIGHT5.15 MILLIMETERS MINIMUM AND
5.45 MILLIMETERS MAXIMUM
WIDTH BETWEEN FLATS12.73 MILLIMETERS MINIMUM AND
13.00 MILLIMETERS MAXIMUM


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