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National Stock Number:
5306-01-331-6278
Federal Supply Class:
5306
National Item Identification Number:
013316278
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:
| 6242855 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.374 INCHES NOMINAL | | COLOR | GRAY/GREY OVERALL | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 | | FASTENER LENGTH | 0.562 INCHES NOMINAL | | FIRST DIAMETER FROM HEAD | 0.084 INCHES MINIMUM AND 0.094 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-C-81751 TY1 CL4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CERAMIC OVERALL | | THREAD LENGTH | 0.188 INCHES NOMINAL |
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