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National Stock Number:
5306-00-281-9714
Federal Supply Class:
5306
National Item Identification Number:
002819714
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:
| NAS146ADH23 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
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Techincal Specification:
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 1.219 INCHES NOMINAL FIRST HOLE | | FASTENER LENGTH | 1.423 INCHES MINIMUM AND 1.443 INCHES MAXIMUM | | HEAD DIAMETER | 0.615 INCHES MINIMUM AND 0.625 INCHES MAXIMUM | | HEAD HEIGHT | 0.343 INCHES NOMINAL | | HEAD STYLE | BEVEL-CONICAL | | HOLE CONFIGURATION STYLE | ROUND | | HOLE DIAMETER | 0.055 INCHES NOMINAL | | HOLE TYPE | DRILLED | | HOLE QUANTITY | 6 | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL | STEEL OVERALL | | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.375 INCHES | | SHANK UNTHREADED HOLE DIAMETER | 0.106 INCHES NOMINAL FIRST HOLE | | SURFACE TREATMENT | CADMIUM OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.688 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 24 | | THREAD SERIES DESIGNATOR | UNF | | WIDTH ACROSS FLATS | 0.3755 INCHES MINIMUM AND 0.3785 INCHES MAXIMUM |
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