5306-01-249-4151 BOLT,SHOULDER Index 5305-01-249-4153 BUSHING,MACHINE THREAD

National Stock Number:
5306-01-249-4152

Federal Supply Class:
5306

National Item Identification Number:
012494152

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:
3M381-4D1906725SPS TECHNOLOGIES, LLC
3M381-4D1906950HOWMET GLOBAL FASTENING SYSTEMS INC
3M381-4D1917446HUCK INTERNATIONAL, INC
3M381-4D1956878SPS TECHNOLOGIES, LLC
3M381-4D1976301THE BOEING COMPANY
3M381-4D1997928HUCK INTL INC


Techincal Specification:
FASTENER LENGTH1.597 INCHES MINIMUM AND 1.627 INCHES MAXIMUM
FEATURES PROVIDEDFINISHED HEAD
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
HEAD HEIGHT0.156 INCHES MINIMUM AND 0.171 INCHES MAXIMUM
HEAD STYLEDISHED HEXAGON
MATERIALSTEEL COMP E4340 OR STEEL COMP 4140 OR STEEL COMP 8740 OR STEEL COMP 8735 OR STEEL COMP 6150 OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES
SHOULDER DIAMETER0.3110 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM FIRST SHOULDER
SHOULDER LENGTH1.177 INCHES MINIMUM AND 1.197 INCHES MAXIMUM FIRST SHOULDER
SHOULDER SHAPEROUND FIRST SHOULDER
SHANK UNTHREADED HOLE DIAMETER0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM FIRST HOLE
WIDTH BETWEEN FLATS0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.400 INCHES MINIMUM AND 0.450 INCHES MAXIMUM
THREAD QUANTITY PER INCH28
THREAD SERIES DESIGNATORUNF


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