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National Stock Number:
5306-01-469-7986
Federal Supply Class:
5306
National Item Identification Number:
014697986
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:
| 11475730 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND |
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Techincal Specification:
| FASTENER LENGTH | 1.750 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | NAS1352 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | NOMINAL THREAD DIAMETER | 0.750 INCHES | | SPECIAL FEATURES | HEAD HEIGHT IS 0.750 INCH, AND HEAD DIAMETER IS 1.125 INCH; ALL MACHINED SURFACES HAVE A SURFACE FINISH OF 125 MICROINCHES; ITEM WAS ALTERED TO ADD THREAD RELIEF; EXTERNALLY RELIEVED BODY DIAMETER QUANTITY IS 2, WITH THE FIRST DISTANCE FROM THE HEAD BEING 0.120 INCH MIN. AND 0.130 INCH MAX., AND THE SECOND DISTANCE FROM THE HEAD IS 0.750 INCH | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35, TYPE II FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 1.000 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) | | THREAD QUANTITY PER INCH | 10 |
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