5306-01-120-4341 BOLT,EYE Index 5305-01-120-4343 SCREW,MACHINE

National Stock Number:
5306-01-120-4342

Federal Supply Class:
5306

National Item Identification Number:
011204342

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:
66-36021-281205THE BOEING COMPANY


Techincal Specification:
THREAD SERIES DESIGNATORUNF
NOMINAL THREAD DIAMETER0.750 INCHES
THREAD QUANTITY PER INCH16
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.090 INCHES NOMINAL
FASTENER LENGTH4.290 INCHES NOMINAL
MATERIALSTEEL COMP 4140 OR
STEEL CORROSION RESISTING OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR
AMS5659 ASSN STD 2ND MATERIAL RESPONSE OVERALL
SURFACE TREATMENTCHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-C-320,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MINIMUM TENSILE STRENGTH160000 POUNDS PER SQUARE INCH
HEAD STYLEFLAT CHAMFER
HEAD DIAMETER1.250 INCHES NOMINAL
HEAD HEIGHT0.400 INCHES NOMINAL
SHOULDER SHAPEROUND FIRST SHOULDER
SHOULDER DIAMETER0.869 INCHES MINIMUM AND
0.870 INCHES MAXIMUM FIRST SHOULDER
SHOULDER LENGTH2.720 INCHES NOMINAL FIRST SHOULDER
SPECIAL FEATURESSQUARE PROTRUSION ON THD END 0.290 IN. LG BY 0.490 IN. WIDE
CRITICALITY CODE JUSTIFICATIONAATN
THE MANUFACTURERS DATA
MANUFACTURERS CODE81205
DESIGN CONTROL REFERENCE66-36021-2


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