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National Stock Number:
5305-00-582-6346
Federal Supply Class:
5305
National Item Identification Number:
005826346
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:
| 10-161422 | 28839 | TELEDYNE INDUSTRIES INC TELEDYNE POWER SYSTEMS DIV | | 10-161422 | 59501 | UNISON INDUSTRIES LLC | | 10-161422 | 77820 | AMPHENOL CORP |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | THREAD LENGTH | 0.312 INCHES MINIMUM | | FASTENER LENGTH | 0.375 INCHES NOMINAL | | MATERIAL | STEEL COMP 1035 OR | | STEEL COMP 1040 OR | | STEEL COMP 1045 OR | | STEEL COMP 1050 OVERALL | | HEAD STYLE | HEXAGON | | THREAD DIRECTION | RIGHT-HAND | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 3A | | SURFACE TREATMENT | CADMIUM OVERALL | | HARDNESS RATING | 64.0 ROCKWELL A MINIMUM AND | | 68.0 ROCKWELL A MAXIMUM OVERALL | | HEAD HEIGHT | 0.125 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.312 INCHES NOMINAL | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 28839 | | DESIGN CONTROL REFERENCE | 10-161422 |
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