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National Stock Number:
5305-00-952-0344
Federal Supply Class:
5305
National Item Identification Number:
009520344
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:
| 258B255-9 | 04808 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | 258B255-9 | 79500 | WESTINGHOUSE ELECTRIC CORP | | 258B255H09 | 04808 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | 258B255P09 | 04808 | CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION | | 258B255P09 | 79500 | WESTINGHOUSE ELECTRIC CORP | | 258B255H09 | 79500 | WESTINGHOUSE ELECTRIC CORP |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | ZZZY | | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | MATERIAL WILL BE IN ACCORDANCE WITH NAVICP MECH; ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS. |
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