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National Stock Number:
5305-01-206-2155
Federal Supply Class:
5305
National Item Identification Number:
012062155
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:
| 765931-106 | 96214 | RAYTHEON COMPANY | | UBSH3-T30(SEL) | 72794 | SOUTHCO INC |
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Techincal Specification:
| NOMINAL THREAD DIAMETER | 0.187 INCHES | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.260 INCHES NOMINAL | | FASTENER LENGTH | 0.670 INCHES NOMINAL | | MATERIAL | COPPER ALLOY OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-530,COND H FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | HEAD STYLE | FLAT CHAMFER | | HEAD DIAMETER | 0.312 INCHES NOMINAL | | HEAD HEIGHT | 0.185 INCHES NOMINAL | | INTERNAL DRIVE STYLE | SLOT | | POINT STYLE | FLAT | | EXTERNALLY RELIEVED BODY DIAMETER QUANTITY | 1 | | FIRST DIAMETER FROM HEAD | 0.134 INCHES NOMINAL | | DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER | 0.410 INCHES NOMINAL | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 72794 | | DESIGN CONTROL REFERENCE | UBSH3-T30(SEL) |
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