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National Stock Number:
5305-00-427-7257
Federal Supply Class:
5305
National Item Identification Number:
004277257
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:
| 69228200-02 | 27963 | GENERAL DYNAMICS INFORMATION SYSTEMS INC. DBA GENERAL DYNAMICS ADVANCED INFORMATION SYSTEMS | | 69228200-02 | 3CYA2 | GENERAL DYNAMICS MISSION SYSTEMS, INC. | | P330-1374-000 | 77250 | ALLIED PRODUCTS CORP PHEOLL MFG CO DIV |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.188 INCHES NOMINAL | | FASTENER LENGTH | 0.500 INCHES NOMINAL | | MATERIAL | STEEL COMP 304L OR | | STEEL COMP 316L OR | | STEEL COMP 302 OR | | STEEL COMP 347 OR | | STEEL COMP 321 OR | | STEEL COMP 317 OR | | STEEL COMP 316 OR | | STEEL COMP 310 OR | | STEEL COMP 309 OR | | STEEL COMP 305 OR | | STEEL COMP 304 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC ALL MATERIAL RESPONSES OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | MINIMUM TENSILE STRENGTH | 80000 POUNDS PER SQUARE INCH | | HEAD STYLE | PAN | | HEAD DIAMETER | 0.322 INCHES NOMINAL | | HEAD HEIGHT | 0.115 INCHES NOMINAL | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 | | FIRST DIAMETER FROM HEAD | 0.117 INCHES MINIMUM AND | | 0.123 INCHES MAXIMUM | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.312 INCHES NOMINAL | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 27963 | | DESIGN CONTROL REFERENCE | 69228200-02 |
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