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National Stock Number:
5305-00-111-7850
Federal Supply Class:
5305
National Item Identification Number:
001117850
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:
| 131268-1 | 09205 | LOCKHEED MARTIN CORP ELECTRONICS AND MISSILES DIV | | 268-21874-1 | 98329 | FORD AEROSPACE CORP |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.112 INCHES | | THREAD QUANTITY PER INCH | 40 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.163 INCHES NOMINAL | | FASTENER LENGTH | 0.438 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HEAD STYLE | FILLISTER | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE II | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 2 | | SECOND DIAMETER FROM HEAD | 0.060 INCHES MINIMUM AND | | 0.063 INCHES MAXIMUM | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.230 INCHES NOMINAL | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF SECOND DIAMETER | 0.275 INCHES NOMINAL |
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