6710-00-316-5551 ERECTOR HEAD ASSY Index 5310-00-316-5558 NUT,SPECIAL

National Stock Number:
5306-00-316-5557

Federal Supply Class:
5306

National Item Identification Number:
003165557

Description:
BOLT,INTERNALLY RELIEVED BODY

Detail:
An externally threaded fastener whose external threaded portion is of one nominal diameter. It has a concentric hole along the longitudinal centerline which may extend a part or the full length of the bolt. The concentric hole along the centerline may be counterbored and/or internally threaded at the head end or the bolt end. The head is designed to be held or driven by an external and/or internal driver. For items having a hole(s) perpendicular to the axis which meet the concentric hole along the longitudinal centerline, see BOLT, FLUID PASSAGE.


Manufacturer Information:
1283171-10117772AERO ENGINEERING & MANUFACTURING COMPANY OF CALIFORNIA, LLC
1283171-10129214BARCO ENGINEERING CO INC
1283171-10130205MERCER PRODUCTS & MANUFACTURING COMPANY
1283171-1014H229KAYGOR INC
1283171-10150945MERCURY AEROSPACE FASTENERS INC
1283171-10180378TRIUMPH AEROSTRUCTURES, LLC
ASE50322-2577445RTX CORPORATION
1283171-10198897LOCKHEED MARTIN CORP


Techincal Specification:
CONCENTRIC HOLE DEPTH0.810 INCHES NOMINAL
CONCENTRIC HOLE DIAMETER0.375 INCHES NOMINAL
CRITICALITY CODE JUSTIFICATIONAAVH
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER4.200 INCHES NOMINAL FIRST HOLE
FASTENER LENGTH4.500 INCHES NOMINAL
HEAD HEIGHT0.312 INCHES MINIMUM AND 0.327 INCHES MAXIMUM
HEAD STYLEHEXAGON
INTERNAL THREAD LENGTH0.560 INCHES NOMINAL CONCENTRIC HOLE
MATERIALSTEEL COMP E4340 OVERALL
MINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH
NOMINAL THREAD SIZE0.375 INCHES CONCENTRIC HOLE
NOMINAL THREAD DIAMETER0.375 INCHES
SHANK UNTHREADED HOLE DIAMETER0.106 INCHES MINIMUM AND 0.116 INCHES MAXIMUM FIRST HOLE
SHOULDER DIAMETER0.6243 INCHES MINIMUM AND 0.6248 INCHES MAXIMUM
SHOULDER LENGTH2.870 INCHES NOMINAL
STYLE DESIGNATORCONCENTRIC HOLE THREADED
WIDTH BETWEEN FLATS0.928 INCHES MINIMUM AND 0.940 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONLC+77-1061,CL 2,TY 2,36659 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
TEST DATA DOCUMENT36659-ALC+72-2014 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3A
THREAD LENGTH1.150 INCHES MINIMUM
THREAD SERIES DESIGNATORUNJF
THREAD SERIESUNJF CONCENTRIC HOLE
THREAD QUANTITY PER INCH24
THREADS PER INCH24 CONCENTRIC HOLE


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