5306-00-078-3443 BOLT,SHOULDER Index 5306-00-078-3445 BOLT,SHOULDER

National Stock Number:
5306-00-078-3444

Federal Supply Class:
5306

National Item Identification Number:
000783444

Description:
BOLT,SHOULDER

Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No. 10 (0.190 IN.) (5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is not designed to be held or driven with an inserted drivers. A locking feature may be incorporated in the design of the head or threads. For items with a thread diameter smaller than No. 10 (0.190 IN.) (5 mm) and those items with an inserted drive head, use SCREW, SHOULDER. For items which are No. 10 (0.190 IN.) (5 mm) or larger in size and are both shouldered and have an externally relieved body, use BOLT, EXTERNALLY RELIEVED BODY. Excludes THUMBSCREW.


Manufacturer Information:
215-70600-380378TRIUMPH AEROSTRUCTURES, LLC


Techincal Specification:
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER1.450 INCHES NOMINAL FIRST HOLE
FASTENER LENGTH1.540 INCHES MINIMUM AND 1.600 INCHES MAXIMUM
HARDNESS RATING33.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT0.120 INCHES NOMINAL
HEAD STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 4140 OVERALL
MINIMUM TENSILE STRENGTH150000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.250 INCHES
SHANK UNTHREADED HOLE DIAMETER0.070 INCHES NOMINAL FIRST HOLE
SHOULDER DIAMETER0.3116 INCHES MINIMUM AND 0.3118 INCHES MAXIMUM FIRST SHOULDER
SHOULDER SHAPEROUND FIRST SHOULDER
SHOULDER LENGTH1.230 INCHES NOMINAL FIRST SHOULDER
WIDTH BETWEEN FLATS0.500 INCHES NOMINAL
SURFACE TREATMENTCHROMIUM GRIP
SURFACE TREATMENTCADMIUM HEAD
SURFACE TREATMENTCADMIUM THREADS
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.310 INCHES MINIMUM AND 0.370 INCHES MAXIMUM
THREAD QUANTITY PER INCH28
THREAD SERIES DESIGNATORUNF


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