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National Stock Number:
5305-01-059-6697
Federal Supply Class:
5305
National Item Identification Number:
010596697
Description:
SCREW,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 undercut for thread relief). It is No. 0 (0.060 IN.) (1.5 mm) or larger, and is designed to be held or driven with either a wrench or inserted driver (excluding internal socket and multiple spline types) or both in sizes below No. 10 (0.190 IN.) (5 mm) and larger sizes must have a head designed for any type inserted driver (excluding internal socket and multiple spline types) but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. See also BOLT, EXTERNALLY RELIEVED BODY and BOLT, INTERNAL WRENCHING.
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Manufacturer Information:
| 128571 | 02GJ5 | LOCKHEED MARTIN CORP | | 128571 | 09205 | LOCKHEED MARTIN CORP ELECTRONICS AND MISSILES DIV |
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Techincal Specification:
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.180 INCHES NOMINAL | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.225 INCHES NOMINAL | | FASTENER LENGTH | 0.407 INCHES MINIMUM AND 0.438 INCHES MAXIMUM | | FIRST DIAMETER FROM HEAD | 0.112 INCHES NOMINAL | | HEAD DIAMETER | 0.166 INCHES MINIMUM AND 0.183 INCHES MAXIMUM | | HEAD HEIGHT | 0.190 INCHES NOMINAL | | HEAD STYLE | FILLISTER | | HOLE CONFIGURATION STYLE | ROUND | | HOLE DIAMETER | 0.046 INCHES NOMINAL | | HOLE TYPE | DRILLED | | HOLE QUANTITY | 2 | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE II | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A108 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.112 INCHES | | SECOND DIAMETER FROM HEAD | 0.060 INCHES MINIMUM AND 0.063 INCHES MAXIMUM | | THREAD LENGTH | 0.213 INCHES NOMINAL | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 40 | | THREAD SERIES DESIGNATOR | UNC |
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