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National Stock Number:
5305-01-471-0967
Federal Supply Class:
5305
National Item Identification Number:
014710967
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:
| 290-032-0407 | 70318 | ALLMETAL SCREW PRODUCTS CORP | | 290-032-0407 | 95542 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| FASTENER LENGTH | 0.437 INCHES NOMINAL | | HEAD DIAMETER | 0.201 INCHES MINIMUM AND 0.213 INCHES MAXIMUM | | HEAD HEIGHT | 0.051 INCHES MINIMUM AND 0.059 INCHES MAXIMUM | | HEAD STYLE | ROOF | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | NOMINAL THREAD DIAMETER | 0.112 INCHES | | SPECIAL FEATURES | MATERIAL SHALL BE 302,303 OR 304 CORROSION RESISTING STEEL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.437 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 40 | | THREAD SERIES DESIGNATOR | UNC |
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