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National Stock Number:
5306-01-080-0677
Federal Supply Class:
5306
National Item Identification Number:
010800677
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:
| 321921-1 | 96214 | RAYTHEON COMPANY | | 321921-1 | A0072 | FIAR FABBRICA ITALIANA APPARECCHIATURE RADIOELETTRICHE SPA | | 321921-1 | A0810 | LEONARDO - SOCIETA' PER AZIONI | | 321921-1 | C0426 | HENSOLDT SENSORS GMBH | | 321921-1 | K0662 | LEONARDO MW LTD |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.547 INCHES NOMINAL | | FASTENER LENGTH | 1.750 INCHES NOMINAL | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 TYPE I FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HEAD STYLE | HEXAGON | | HEAD HEIGHT | 0.250 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.438 INCHES NOMINAL | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 2 | | FIRST DIAMETER FROM HEAD | 0.220 INCHES NOMINAL | | SECOND DIAMETER FROM HEAD | 0.177 INCHES MINIMUM AND | | 0.187 INCHES MAXIMUM | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.250 INCHES NOMINAL | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 1.203 INCHES NOMINAL | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 96214 | | DESIGN CONTROL REFERENCE | 321921-1 |
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