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National Stock Number:
5305-01-419-5231
Federal Supply Class:
5305
National Item Identification Number:
014195231
Description:
SCREW,CAP,HEXAGON HEAD
Detail:
An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. The threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. Head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. The thread length being the controlled dimension, the grip length is not specified. A locking feature may be incorporated in the design of the head or threads. Excludes BOLT, MACHINE; BOLT, EXTERNALLY RELIEVED BODY; BOLT, INTERNAL WRENCHING; and SCREW, CAP, SOCKET HEAD.
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Manufacturer Information:
| 21244-10 | 78062 | SARGENT AEROSPACE & DEFENSE, LLC | | 21244-1005-1 | 78062 | SARGENT AEROSPACE & DEFENSE, LLC |
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Techincal Specification:
| DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 0.062 INCHES NOMINAL FIRST HOLE | | EXTENDED WASHER THICKNESS | 0.100 INCHES NOMINAL | | EXTENDED WASHER DIAMETER | 0.750 INCHES NOMINAL | | FASTENER LENGTH | 2.208 INCHES NOMINAL | | HEAD HEIGHT | 1.017 INCHES NOMINAL | | HEAD STYLE | HEXAGON EXTENDED WASHER | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5643,COND 1050 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 630 OVERALL | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 0.438 INCHES | | SHANK UNTHREADED HOLE DIAMETER | 0.082 INCHES NOMINAL FIRST HOLE | | WIDTH BETWEEN FLATS | 0.310 INCHES NOMINAL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 2.084 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 28 | | THREAD SERIES DESIGNATOR | UNEF |
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