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National Stock Number:
5305-00-827-2479
Federal Supply Class:
5305
National Item Identification Number:
008272479
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:
| 491D35 | 0AHP5 | CURTISS-WRIGHT CONTROLS, INC. |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNF | | THREAD LENGTH | 0.750 INCHES MINIMUM AND | | 0.820 INCHES MAXIMUM | | FASTENER LENGTH | 2.620 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | HEAD STYLE | HEXAGON | | THREAD DIRECTION | RIGHT-HAND | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | NONSTANDARD THREAD PITCH DIAMETER | 0.2213 TO 0.2238 INCHES | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS-5700 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | SILVER OVERALL | | HEAD HEIGHT | 0.250 INCHES NOMINAL | | WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND | | 0.437 INCHES MAXIMUM | | HOLE CONFIGURATION STYLE | HEXAGON FLATS | | HOLE TYPE | DRILLED | | HOLE QUANTITY | 6 | | HOLE DIAMETER | 0.062 INCHES NOMINAL | | PRECIOUS MATERIAL | SILVER | | THE MANUFACTURERS DATA | | | MANUFACTURERS CODE | 0AHP5 | | DESIGN CONTROL REFERENCE | 491D35 |
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