Product Details | MACHINE BOLT

5306-00-637-7743 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.

Part Alternates: AN6H47, 5306-00-637-7743, 00-637-7743, 5306006377743, 006377743

Hardware and Abrasives | Bolts

Supply Group (FSG) NSN Assign. NIIN
53 01-JAN-60 00-637-7743

Drawings & Photos | NSN 5306-00-637-7743


Cross Reference | NSN 5306-00-637-7743

Part Number Cage Code Manufacturer
AN6H47 88044 AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE

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Technical Data | NSN 5306-00-637-7743

Characteristic Specifications
THREAD SERIES DESIGNATOR UNF
NOMINAL THREAD DIAMETER 0.375 INCHES
THREAD QUANTITY PER INCH 24
THREAD CLASS 3A
THREAD DIRECTION RIGHT-HAND
THREAD LENGTH 0.641 INCHES NOMINAL
FASTENER LENGTH 4.953 INCHES NOMINAL
MATERIAL STEEL OVERALL
SURFACE TREATMENT CADMIUM AND DICHROMATE OR ZINC AND DICHROMATE OVERALL
HARDNESS RATING 26.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH 125000 POUNDS PER SQUARE INCH
HEAD STYLE C1 HEXAGON
HEAD HEIGHT 0.219 INCHES NOMINAL
WIDTH BETWEEN FLATS 0.562 INCHES NOMINAL
HOLE CONFIGURATION STYLE E9 ROUND
HOLE TYPE DRILLED
HOLE QUANTITY 1
HOLE DIAMETER 0.070 INCHES NOMINAL
GRIP LENGTH 4.312 INCHES NOMINAL
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER 4.750 INCHES NOMINAL FIRST HOLE
SHANK UNTHREADED HOLE DIAMETER 0.106 INCHES NOMINAL FIRST HOLE
FEATURES PROVIDED FINISHED HEAD
DEPARTURE FROM CITED DOCUMENT AS MODIFIED BY SURFACE TREATMENT
MANUFACTURERS CODE 88044
DEFINITIVE GOVERNMENT SPEC/STD REFERENCE AN6H47

Restrictions/Controls & Freight Information | NSN 5306-00-637-7743

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
No Freight Information