5306-00-078-3445 BOLT,SHOULDER Index 5340-00-078-3447 TURNBUCKLE BODY

National Stock Number:
5306-00-078-3446

Federal Supply Class:
5306

National Item Identification Number:
000783446

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:
215-78401-280378TRIUMPH AEROSTRUCTURES, LLC


Techincal Specification:
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER1.830 INCHES NOMINAL FIRST HOLE
CONCENTRIC HOLE DEPTH1.430 INCHES MINIMUM AND 1.460 INCHES MAXIMUM
CONCENTRIC HOLE DIAMETER0.375 INCHES NOMINAL
FASTENER LENGTH1.949 INCHES MINIMUM AND 1.953 INCHES MAXIMUM
HEAD DIAMETER1.000 INCHES NOMINAL
HEAD HEIGHT0.120 INCHES NOMINAL
HEAD STYLEROUND W/WRENCH FLATS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4340 OVERALL
MINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.500 INCHES
SHANK UNTHREADED HOLE DIAMETER0.106 INCHES NOMINAL FIRST HOLE
WIDTH BETWEEN FLATS0.740 INCHES MINIMUM AND 0.750 INCHES MAXIMUM
THREAD CLASS3A
THREAD LENGTH0.395 INCHES MINIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH20


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