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National Stock Number:
5305-00-095-3717
Federal Supply Class:
5305
National Item Identification Number:
000953717
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:
| SC1495 | 01843 | AMBAC INTERNATIONAL CORPORATION | | SC1495 | 04998 | ADAMS AIRCRAFT INTERNATIONAL INC |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 3A | | THREAD LENGTH | 0.287 INCHES MINIMUM | | FASTENER LENGTH | 0.844 INCHES NOMINAL | | MATERIAL | STEEL COMP 416 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | HEAD STYLE | HEXAGON | | HEAD HEIGHT | 0.188 INCHES MINIMUM AND | | 0.198 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.308 INCHES MINIMUM AND | | 0.312 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | FIRST DIAMETER FROM HEAD | 0.145 INCHES MINIMUM AND | | 0.148 INCHES MAXIMUM | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.557 INCHES NOMINAL | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 04998 | | DESIGN CONTROL REFERENCE | SC1495 |
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