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National Stock Number:
5305-01-475-4519
Federal Supply Class:
5305
National Item Identification Number:
014754519
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:
| 1611208-2 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | 1611208-2 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 1611208PC2 | 53711 | NAVAL SEA SYSTEMS COMMAND |
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Techincal Specification:
| FASTENER LENGTH | 0.500 INCHES MAXIMUM | | LOCKING FEATURE | PATCH THREADS | | MATERIAL | STEEL OVERALL | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | SPECIAL FEATURES | SCREWS TO BE SELF-LOCKING ELEMENT MUST BE A NON METALLIC PATCH IN ACCORDANCE WITH MIL-F-18240 EXCEPT THAT PREVAILING AND BREAKAWAY TORQUE VALUES LISTED IN INDUSTRIAL FASTENER INSTITUTE SPECIFICATION IFI-124 APPLY | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-Z-325,TYPE2,CLASS3 FED SPEC 1ST TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ZINC OVERALL | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 24 |
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