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National Stock Number:
5305-01-533-4289
Federal Supply Class:
5305
National Item Identification Number:
015334289
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:
| 4270-MX | 76364 | MILWAUKEE VALVE CO, INC | | 84448-2ITEM13-5IN | 76364 | MILWAUKEE VALVE CO, INC |
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Techincal Specification:
| FASTENER LENGTH | 2.244 INCHES MINIMUM AND 2.256 INCHES MAXIMUM | | HEAD DIAMETER | 0.638 INCHES MINIMUM AND 0.750 INCHES MAXIMUM | | HEAD HEIGHT | 0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM | | HEAD STYLE | FLAT CHAMFER | | MATERIAL | NICKEL ALLOY R-405 OR NICKEL ALLOY 400 OVERALL | | NOMINAL THREAD DIAMETER | 0.500 INCHES | | THREAD CLASS | 2A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 2.250 INCHES NOMINAL | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 13 |
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