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National Stock Number:
5306-00-427-7024
Federal Supply Class:
5306
National Item Identification Number:
004277024
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:
| 570550-47 | 3B150 | RAYTHEON COMPANY | | 570550-47 | 49956 | RAYTHEON COMPANY | | SD300-106856-3-47 | 0EXY1 | SPS TECHNOLOGES INC | | SD300-106856-3-47 | 50394 | SPS TECHNOLOGIES INC UNBRAKO DIV | | SD300-106856-3-47 | 56873 | NUDAY CO THE | | SD300-106856-3-47 | 56878 | SPS TECHNOLOGIES, LLC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.310 INCHES NOMINAL | | FASTENER LENGTH | 1.359 INCHES MINIMUM AND | | 1.406 INCHES MAXIMUM | | MATERIAL | STEEL COMP H11 OR | | STEEL COMP 4340 OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-8837,TYPE 1,CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | HARDNESS RATING | 51.0 ROCKWELL C MINIMUM AND | | 54.0 ROCKWELL C MAXIMUM OVERALL | | MINIMUM TENSILE STRENGTH | 260000 POUNDS PER SQUARE INCH | | HEAD STYLE | DOUBLE HEXAGON W/HOLE | | HEAD HEIGHT | 0.214 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.243 INCHES MINIMUM AND | | 0.251 INCHES MAXIMUM | | EXTENDED WASHER DIAMETER | 0.359 INCHES MINIMUM AND | | 0.369 INCHES MAXIMUM | | EXTENDED WASHER THICKNESS | 0.040 INCHES NOMINAL | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 | | FIRST DIAMETER FROM HEAD | 0.031 INCHES MINIMUM AND | | 0.041 INCHES MAXIMUM | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 1.049 INCHES MINIMUM AND | | 1.096 INCHES MAXIMUM |
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