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National Stock Number:
5305-01-438-4310
Federal Supply Class:
5305
National Item Identification Number:
014384310
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:
| 114096-.375-SS-12 | 51506 | ACCURATE SCREW MACHINE CORP | | 127-039-104 | 20747 | L-3 COMMUNICATIONS CORPORATION DBA GLOBAL NETWORK SOLUTIONS DIV AYDIN COMMUNICATIONS DIVISION |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.138 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.177 INCHES MINIMUM AND | | 0.197 INCHES MAXIMUM | | FASTENER LENGTH | 0.365 INCHES MINIMUM AND | | 0.385 INCHES MAXIMUM | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | HEAD STYLE | ROUND | | HEAD DIAMETER | 0.260 INCHES MINIMUM AND | | 0.280 INCHES MAXIMUM | | HEAD HEIGHT | 0.087 INCHES MINIMUM AND | | 0.107 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | POINT STYLE | FLAT | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 2 | | PART NAME ASSIGNED BY CONTROLLING AGENCY | PHILLIPS PAN HEAD MACHINE SCREW, CAPTIVE |
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