5305-00-177-5428, SCREW,LAG

National Stock Number:
5305-00-177-5428

Federal Supply Class:
5305

National Item Identification Number:
001775428

Description:
SCREW,LAG

Detail:
AN EXTERNALLY THREADED FASTENER HAVING A SQUARE OR HEXAGON HEAD AND WITH A CONTINUOUS THREAD (WOOD SCREW TYPE OR FETTER TYPE) EXTENDING FROM A GIMLET OR CONE POINT FOR A DISTANCE OF SLIGHTLY MORE THAN ONE-HALF THE LENGTH OF THE SCREW.

Manufacturer Information:

FFB561	81348	FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC
MS16992-547	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
MS16992-547G	96906	MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

Techincal Specification:

FASTENER LENGTH	4.000 INCHES NOMINAL
HARDNESS RATING	69.0 ROCKWELL B NOMINAL OVERALL
HEAD HEIGHT	0.226 INCHES MINIMUM AND 0.268 INCHES MAXIMUM
HEAD STYLE	HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION	66 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL	STEEL OVERALL
NONDEFINITIVE SPEC/STD DATA	1 TYPE AND 1 STYLE AND B GRADE
NONMACHINE NOMINAL THREAD DIAMETER	0.375 INCHES
NONMACHINE THREAD STYLE	GIMLET POINT (TYPE A, AB OR BA)
WIDTH BETWEEN FLATS	0.544 INCHES MINIMUM AND 0.562 INCHES MAXIMUM

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