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National Stock Number:
5305-01-500-1785
Federal Supply Class:
5305
National Item Identification Number:
015001785
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:
| 98172704-1 | 12339 | DRS TRAINING & CONTROL SYSTEMS, LLC |
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Techincal Specification:
| DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.330 INCHES NOMINAL | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 | | FASTENER LENGTH | 0.625 INCHES NOMINAL | | FIRST DIAMETER FROM HEAD | 0.150 INCHES NOMINAL | | HEAD DIAMETER | 0.303 INCHES MINIMUM AND 0.313 INCHES MAXIMUM | | HEAD HEIGHT | 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM | | HEAD STYLE | FLAT CHAMFER | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL | STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | WIDTH ACROSS FLATS | 0.156 INCHES MINIMUM AND 0.159 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35,TYPE 6 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 3A | | THREAD LENGTH | 0.295 INCHES NOMINAL | | THREAD DIRECTION | RIGHT-HAND | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 32 |
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