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National Stock Number:
5305-01-023-9013
Federal Supply Class:
5305
National Item Identification Number:
010239013
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:
| 720290-73 | 05869 | RAYTHEON COMPANY | | 720290-73 | 3PGS4 | KANEBRIDGE CORP | | P82-632-2 | 04729 | UNICORP. |
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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 | 0.240 INCHES NOMINAL | | FASTENER LENGTH | 0.550 INCHES NOMINAL | | MATERIAL | STEEL COMP 4140 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM AND | | CHROMATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL | | HEAD STYLE | PAN NO. 2 | | HEAD DIAMETER | 0.215 INCHES MAXIMUM | | HEAD HEIGHT | 0.075 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | SLOT | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.310 INCHES NOMINAL | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 3PGS4 | | DESIGN CONTROL REFERENCE | 720290-73 |
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