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National Stock Number:
5305-01-160-1458
Federal Supply Class:
5305
National Item Identification Number:
011601458
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:
| 258516-003 | 81413 | BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.112 INCHES | | THREAD QUANTITY PER INCH | 40 | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.180 INCHES MINIMUM AND | | 0.195 INCHES MAXIMUM | | FASTENER LENGTH | 0.468 INCHES MINIMUM AND | | 0.500 INCHES MAXIMUM | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-761 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | OXIDE FILM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-E-13924,CLASS 3 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL | | HEAD STYLE | PAN | | HEAD DIAMETER | 0.205 INCHES MINIMUM AND | | 0.219 INCHES MAXIMUM | | HEAD HEIGHT | 0.070 INCHES MINIMUM AND | | 0.080 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 | | FIRST DIAMETER FROM HEAD | 0.076 INCHES MINIMUM AND | | 0.081 INCHES MAXIMUM | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.320 INCHES NOMINAL |
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