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National Stock Number:
5305-00-452-4970
Federal Supply Class:
5305
National Item Identification Number:
004524970
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:
| 79800667003 | K0377 | GOODRICH ACTUATION SYSTEMS LIMITED | | 79800667003 | K0655 | LUCAS AEROSPACE LTD ELECTRONIC SYSTEMS & EQUIPMENT DIV | | 99-1212638 | 99995 | NATO STOCK NUMBER ASSIGNED BY ANOTHER NATION | | 991/4/00113/002 | K2523 | EATON LIMITED | | A104-1B | K4975 | UFC AEROSPACE EUROPE LIMITED | | A104-1B | K7766 | BRITISH STANDARDS INSTITUTION |
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Techincal Specification:
| FASTENER LENGTH | 0.500 INCHES MINIMUM AND 0.540 INCHES MAXIMUM | | HEAD HEIGHT | 0.075 INCHES MINIMUM AND 0.085 INCHES MAXIMUM | | HEAD STYLE | HEXAGON | | MATERIAL | STEEL CORROSION RESISTING OVERALL | | NOMINAL THREAD DIAMETER | 0.138 INCHES | | WIDTH BETWEEN FLATS | 0.245 INCHES MINIMUM AND 0.250 INCHES MAXIMUM | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 3A | | THREAD LENGTH | 0.307 INCHES MINIMUM AND 0.440 INCHES MAXIMUM | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 32 |
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