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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.
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Manufacturer Information:
| PBF1263-4D26M | 27624 | SPS TECHNOLOGIES LLC | | S11-1065-4D26M | 57928 | SONIC INDUSTRIES, INC. | | VS3251-4D26M | 06950 | HOWMET GLOBAL FASTENING SYSTEMS INC | | ST3M494-4D26M | 76301 | THE BOEING COMPANY | | ST3M494-4D26M | 80539 | SPS TECHNOLOGIES, LLC | | ST3M494-4D26M | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC | | VS3251-4D26M | 92215 | HOWMET GLOBAL FASTENING SYSTEMS INC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.415 INCHES MINIMUM AND | | 0.435 INCHES MAXIMUM | | FASTENER LENGTH | 2.035 INCHES MINIMUM AND | | 2.065 INCHES MAXIMUM | | MATERIAL | IRON ALLOY 660 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HEAD STYLE | DISHED HEXAGON | | HEAD HEIGHT | 0.156 INCHES MINIMUM AND | | 0.171 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.492 INCHES MINIMUM AND | | 0.502 INCHES MAXIMUM | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER DIAMETER | 0.3115 INCHES MINIMUM AND | | 0.3120 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER LENGTH | 1.615 INCHES MINIMUM AND | | 1.635 INCHES MAXIMUM FIRST SHOULDER | | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.847 INCHES MINIMUM AND | | 1.897 INCHES MAXIMUM ALL HOLES | | SHANK UNTHREADED HOLE DIAMETER | 0.076 INCHES MINIMUM AND | | 0.086 INCHES MAXIMUM ALL HOLES |
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