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National Stock Number:
5306-01-270-3609
Federal Supply Class:
5306
National Item Identification Number:
012703609
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:
| 2051G66-001 | 01289 | GENERAL ELECTRIC COMPANY DBA GE DIV GE-AVIATION GEAR PLANT | | 2051G66-001 | 17454 | TIMKEN GEARS & SERVICES INC. | | 2051G66-001 | 56878 | SPS TECHNOLOGIES, LLC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 1.000 INCHES | | THREAD QUANTITY PER INCH | 12 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.880 INCHES NOMINAL | | FASTENER LENGTH | 4.700 INCHES NOMINAL | | MATERIAL | PLASTIC LOCKING FEATURE | | STEEL FASTENER | | MATERIAL DOCUMENT AND CLASSIFICATION | B50AM412G CAGEC 56878 MFR REF SINGLE MATERIAL RESPONSE FASTENER | | HEAD STYLE | DOUBLE HEXAGON W/HOLE | | HEAD HEIGHT | 0.923 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 1.047 INCHES MINIMUM AND | | 1.062 INCHES MAXIMUM | | EXTENDED WASHER DIAMETER | 1.615 INCHES MINIMUM AND | | 1.625 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.222 INCHES NOMINAL | | LOCKING FEATURE | STRIP THREADS | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 | | FIRST DIAMETER FROM HEAD | 0.812 INCHES NOMINAL | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 2.820 INCHES NOMINAL |
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