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National Stock Number:
5306-00-550-3568
Federal Supply Class:
5306
National Item Identification Number:
005503568
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:
| 1560H34-064 | 81996 | U S ARMY AVIATION AND MISSILE COMMAND | | 1560H34-064-3 | 81996 | U S ARMY AVIATION AND MISSILE COMMAND | | 61-457 | 13027 | AERO CORP SUB OF WHITEHALL CORP | | S1620-64175-1 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
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Techincal Specification:
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.842 INCHES NOMINAL FIRST HOLE | | FASTENER LENGTH | 2.062 INCHES NOMINAL | | HARDNESS RATING | 58.0 ROCKWELL C MINIMUM AND 64.0 ROCKWELL C MAXIMUM OVERALL | | HEAD HEIGHT | 0.250 INCHES NOMINAL | | HEAD STYLE | HEXAGON | | MATERIAL | STEEL COMP E9310 OVERALL | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | SPECIAL FEATURES | 0.250 IN. SPHERICAL RADIUS OF SHOULDERAT POINT OF INTERSECTION W/CIRCUMFERENTIAL GROOVE | | SHANK UNTHREADED HOLE DIAMETER | 0.106 INCHES NOMINAL FIRST HOLE | | SHOULDER DIAMETER | 0.499 INCHES NOMINAL FIRST SHOULDER | | SHOULDER SHAPE | ROUND FIRST SHOULDER | | SHOULDER LENGTH | 0.688 INCHES NOMINAL FIRST SHOULDER | | WIDTH BETWEEN FLATS | 0.750 INCHES NOMINAL | | SURFACE TREATMENT | CADMIUM THREADS | | SURFACE TREATMENT | PHOSPHATE HEAD | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.366 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNF |
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