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National Stock Number:
5306-01-320-0609
Federal Supply Class:
5306
National Item Identification Number:
013200609
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:
| 4071327 | 77445 | RTX CORPORATION |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.361 INCHES NOMINAL | | FASTENER LENGTH | 1.200 INCHES MINIMUM AND | | 1.220 INCHES MAXIMUM | | MATERIAL | NICKEL ALLOY OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 7466 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | HEAD STYLE | TEE NO. 6 | | HEAD HEIGHT | 0.090 INCHES MINIMUM AND | | 0.110 INCHES MAXIMUM | | HEAD LENGTH | 0.550 INCHES MINIMUM AND | | 0.570 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.435 INCHES NOMINAL | | CHAMFER ANGLE | 44.0 DEGREES MINIMUM AND | | 46.0 DEGREES MAXIMUM | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 | | FIRST DIAMETER FROM HEAD | 0.310 INCHES NOMINAL | | SECOND DIAMETER FROM HEAD | 0.185 INCHES MINIMUM AND | | 0.195 INCHES MAXIMUM | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.782 INCHES MINIMUM AND | | 0.792 INCHES MAXIMUM | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.849 INCHES NOMINAL | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 77445 | | DESIGN CONTROL REFERENCE | 4071327 |
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