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National Stock Number:
5306-01-255-2278
Federal Supply Class:
5306
National Item Identification Number:
012552278
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:
| 435987-001 | 91417 | L3HARRIS TECHNOLOGIES, INC. |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | ACME | | NOMINAL THREAD DIAMETER | 1.125 INCHES | | THREAD QUANTITY PER INCH | 5 | | THREAD CLASS | 2G | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 10.000 INCHES NOMINAL | | FASTENER LENGTH | 11.880 INCHES NOMINAL | | MATERIAL | STEEL COMP 1018 OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | HARDNESS RATING | 46.0 ROCKWELL C MAXIMUM AND | | 48.0 ROCKWELL C MAXIMUM HEAD | | HEAD STYLE | HEXAGON | | HEAD HEIGHT | 0.620 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.606 INCHES MINIMUM AND | | 0.625 INCHES MAXIMUM | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 3 | | FIRST DIAMETER FROM HEAD | 0.760 INCHES NOMINAL | | SECOND DIAMETER FROM HEAD | 0.657 INCHES MINIMUM AND | | 0.662 INCHES MAXIMUM | | THIRD DIAMETER FROM HEAD | 0.760 INCHES NOMINAL | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.849 INCHES NOMINAL | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.945 INCHES NOMINAL | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF THIRD DIAMETER | 1.880 INCHES NOMINAL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
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