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National Stock Number:
5306-00-142-4759
Federal Supply Class:
5306
National Item Identification Number:
001424759
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:
| 327B460P4 | 22819 | BOEING DISTRIBUTION, INC. | | 327B460P4 | 99207 | GENERAL ELECTRIC COMPANY |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.272 INCHES MINIMUM AND | | 0.332 INCHES MAXIMUM | | FASTENER LENGTH | 0.830 INCHES MINIMUM AND | | 0.850 INCHES MAXIMUM | | MATERIAL | STEEL OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | NICKEL OVERALL | | HEAD STYLE | DOUBLE HEXAGON W/HOLE | | HEAD HEIGHT | 0.250 INCHES MINIMUM AND | | 0.270 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.243 INCHES MINIMUM AND | | 0.251 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.040 INCHES MINIMUM AND | | 0.050 INCHES MAXIMUM | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 3 | | FIRST DIAMETER FROM HEAD | 0.142 INCHES MINIMUM AND | | 0.163 INCHES MAXIMUM | | SECOND DIAMETER FROM HEAD | 0.202 INCHES MINIMUM AND | | 0.203 INCHES MAXIMUM | | THIRD DIAMETER FROM HEAD | 0.161 INCHES MINIMUM AND | | 0.171 INCHES MAXIMUM | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.052 INCHES MINIMUM AND | | 0.062 INCHES MAXIMUM | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.448 INCHES MINIMUM AND | | 0.468 INCHES MAXIMUM | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 0.538 INCHES NOMINAL | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 99207 | | DESIGN CONTROL REFERENCE | 327B460P4 |
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