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National Stock Number:
5306-00-404-6355
Federal Supply Class:
5306
National Item Identification Number:
004046355
Description:
BOLT,INTERNAL WRENCHING
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, No. 10 (0.190 IN.) (5 mm) or larger. It is designed with an internal socket or internal multiple spline for use with an internal driver. The head is beveled (conical) or cylindrical in shape. Items with cylindrical shaped heads must have an externally relieved body. A locking feature may be incorporated in the design of the head or threads. See also SCREW, CAP, SOCKET HEAD. Excludes SETSCREW; SCREW, SHOULDER; BOLT, SHOULDER; SCREW, EXTERNALLY RELIEVED BODY; BOLT, EXTERNALLY RELIEVED BODY; and SCREW, MACHINE.
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Manufacturer Information:
| 431B502PC26 | 01289 | GENERAL ELECTRIC COMPANY DBA GE DIV GE-AVIATION GEAR PLANT | | 431B502PC26 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UN | | NOMINAL THREAD DIAMETER | 1.250 INCHES | | THREAD QUANTITY PER INCH | 8 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.625 INCHES NOMINAL | | FASTENER LENGTH | 2.250 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A193,GR B16 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | COPPER OVERALL | | HEAD DIAMETER | 1.859 INCHES MINIMUM AND | | 1.875 INCHES MAXIMUM | | HEAD HEIGHT | 1.230 INCHES MINIMUM AND | | 1.250 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.875 INCHES MINIMUM AND | | 0.880 INCHES MAXIMUM | | FIRST DIAMETER FROM HEAD | 1.069 INCHES MINIMUM AND | | 1.074 INCHES MAXIMUM | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.625 INCHES NOMINAL | | SPECIAL FEATURES | TAPERED THREADS | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
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