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National Stock Number:
5306-00-522-6511
Federal Supply Class:
5306
National Item Identification Number:
005226511
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:
| 5226511 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | | 7520764 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM |
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Techincal Specification:
| FASTENER LENGTH | 2.815 INCHES MINIMUM AND 2.845 INCHES MAXIMUM | | HEAD HEIGHT | 0.250 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-624 FED SPEC ALL MATERIAL RESPONSES OVERALL | | MATERIAL | STEEL COMP 3135 OR STEEL COMP 8640 OR STEEL COMP 8740 OVERALL | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | SHOULDER DIAMETER | 0.622 INCHES MINIMUM AND 0.624 INCHES MAXIMUM SECOND SHOULDER | | SHOULDER DIAMETER | 0.746 INCHES MINIMUM AND 0.748 INCHES MAXIMUM FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER LENGTH | 1.005 INCHES MINIMUM AND 1.015 INCHES MAXIMUM ALL SHOULDERS | | SPECIAL FEATURES | UNDERCUT AT HEAD 0.062 IN LONG BY 0.718 DIA;UNDERCUT AT FIRST SHOULDER 0.093 IN W BY 0.015 DEEP;UNDERCUT AT SECOND SHOULDER 0.093 IN BY 0.437 DIA; 0.060 IN BY 45 DEG CHAMFER AT THREAD END | | WIDTH BETWEEN FLATS | 0.875 INCHES NOMINAL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.642 INCHES MINIMUM AND 0.712 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNF |
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