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National Stock Number:
5306-01-159-6571
Federal Supply Class:
5306
National Item Identification Number:
011596571
Description:
BOLT,EXTERNALLY RELIEVED BODY
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter, and whose unthreaded portion has been machined or ground in one or more places or over its entire length to a maximum diameter less than the minimum pitch diameter of the thread (excludes undercuts for thread relief). It is No. 10 (0.190 IN.) (5 mm) or larger in size and has a head which is not designed to be held or driven with an inserted driver or designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, INTERNAL WRENCHING and THUMBSCREW. See also SCREW, EXTERNALLY RELIEVED BODY.
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Manufacturer Information:
| W-142243 | 0AT62 | SIEMENS ENERGY, INC. | | W-142243 | 830Q4 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | W-142243 | 88663 | DRESSER-RAND CO INGERSOLL-RAND OPNS A JOINT VENTURE |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.875 INCHES | | THREAD QUANTITY PER INCH | 3 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.938 INCHES MINIMUM AND | | 1.062 INCHES MAXIMUM | | FASTENER LENGTH | 5.097 INCHES MINIMUM AND | | 5.315 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | HEAD STYLE | HEXAGON | | HEAD HEIGHT | 0.688 INCHES MINIMUM AND | | 0.812 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 1.248 INCHES MINIMUM AND | | 1.372 INCHES MAXIMUM | | HOLE CONFIGURATION STYLE | HEXAGON FLATS | | HOLE TYPE | DRILLED | | HOLE QUANTITY | 1 | | HOLE DIAMETER | 0.063 INCHES MINIMUM AND | | 0.187 INCHES MAXIMUM | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 | | FIRST DIAMETER FROM HEAD | 0.767 INCHES MINIMUM AND | | 0.770 INCHES MAXIMUM | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 4.128 INCHES MINIMUM AND | | 5.120 INCHES MAXIMUM |
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