5360-01-239-0633 SPRING,FLAT Index 5305-01-239-0635 SCREW,MACHINE

National Stock Number:
5306-01-239-0634

Federal Supply Class:
5306

National Item Identification Number:
012390634

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:
PBF1263-4D26M27624SPS TECHNOLOGIES LLC
S11-1065-4D26M57928SONIC INDUSTRIES, INC.
VS3251-4D26M06950HOWMET GLOBAL FASTENING SYSTEMS INC
ST3M494-4D26M76301THE BOEING COMPANY
ST3M494-4D26M80539SPS TECHNOLOGIES, LLC
ST3M494-4D26M92215HOWMET GLOBAL FASTENING SYSTEMS INC
VS3251-4D26M92215HOWMET GLOBAL FASTENING SYSTEMS INC


Techincal Specification:
DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER1.847 INCHES MINIMUM AND 1.897 INCHES MAXIMUM ALL HOLES
FASTENER LENGTH2.035 INCHES MINIMUM AND 2.065 INCHES MAXIMUM
HEAD HEIGHT0.156 INCHES MINIMUM AND 0.171 INCHES MAXIMUM
HEAD STYLEDISHED HEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALIRON ALLOY 660 OVERALL
NOMINAL THREAD DIAMETER0.250 INCHES
SHANK UNTHREADED HOLE DIAMETER0.076 INCHES MINIMUM AND 0.086 INCHES MAXIMUM ALL HOLES
SHOULDER DIAMETER0.3115 INCHES MINIMUM AND 0.3120 INCHES MAXIMUM FIRST SHOULDER
SHOULDER SHAPEROUND FIRST SHOULDER
SHOULDER LENGTH1.615 INCHES MINIMUM AND 1.635 INCHES MAXIMUM FIRST SHOULDER
WIDTH BETWEEN FLATS0.492 INCHES MINIMUM AND 0.502 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3A
THREAD LENGTH0.415 INCHES MINIMUM AND 0.435 INCHES MAXIMUM
THREAD SERIES DESIGNATORUNF
THREAD QUANTITY PER INCH28


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