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National Stock Number:
5305-00-484-1170
Federal Supply Class:
5305
National Item Identification Number:
004841170
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:
| F15-307 | 31435 | LUCAS AEROSPACE POWER EQUIPMENT CORPORATION | | F15-307 | 3CPE0 | SAFRAN POWER USA LLC |
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Techincal Specification:
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.219 INCHES NOMINAL | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 3 | | FASTENER LENGTH | 0.491 INCHES MINIMUM AND 0.503 INCHES MAXIMUM | | FIRST DIAMETER FROM HEAD | 0.097 INCHES MINIMUM AND 0.101 INCHES MAXIMUM | | HEAD DIAMETER | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM | | HEAD HEIGHT | 0.091 INCHES MINIMUM AND 0.103 INCHES MAXIMUM | | HEAD STYLE | ROUND | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | MATERIAL DOCUMENT AND CLASSIFICATION | AISI 1112 TO 1118 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | NOMINAL THREAD DIAMETER | 0.138 INCHES | | THREAD CLASS | 2A | | THREAD LENGTH | 0.278 INCHES MINIMUM | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNC |
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