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National Stock Number:
5306-00-738-9749
Federal Supply Class:
5306
National Item Identification Number:
007389749
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:
| 7389749 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.312 INCHES | | THREAD QUANTITY PER INCH | 24 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.438 INCHES MINIMUM | | FASTENER LENGTH | 1.219 INCHES NOMINAL | | MATERIAL | STEEL COMP 1018 OR | | STEEL COMP 1020 OR | | STEEL COMP 1025 OR | | STEEL COMP 1030 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-633-CANC FED SPEC ALL MATERIAL RESPONSES OVERALL | | SURFACE TREATMENT | CADMIUM OR | | ZINC OVERALL | | HEAD STYLE | HEXAGON | | HEAD HEIGHT | 0.281 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.562 INCHES NOMINAL | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER DIAMETER | 0.373 INCHES NOMINAL FIRST SHOULDER | | SHOULDER LENGTH | 0.765 INCHES NOMINAL FIRST SHOULDER | | SPECIAL FEATURES | WASHER FACED BEARING SURFACE ON HEAD; THD RELIEF 1/32 IN. W; NO. 63 SURFACE FINISH ON SHOULDER |
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