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National Stock Number:
5305-01-029-1530
Federal Supply Class:
5305
National Item Identification Number:
010291530
Description:
SCREW,CAP,SOCKET HEAD
Detail:
An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See BOLT, INTERNAL WRENCHING. Excludes SCREW, SHOULDER; and SCREW, MACHINE.
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Manufacturer Information:
| 3176207-C-090 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | 3176207-C-090 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | | 3176207C090 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 20 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.900 INCHES MINIMUM AND | | 1.000 INCHES MAXIMUM | | FASTENER LENGTH | 1.000 INCHES NOMINAL | | MATERIAL | STEEL OVERALL | | SURFACE TREATMENT | ZINC AND | | CHROMATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633,TY 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND | | 45.0 ROCKWELL C MAXIMUM OVERALL | | MINIMUM TENSILE STRENGTH | 170000 POUNDS PER SQUARE INCH | | MINIMUM YIELD STRENGTH | 150000 POUNDS PER SQUARE INCH | | HEAD STYLE | FLAT CHAMFER | | HEAD DIAMETER | 0.365 INCHES MINIMUM AND | | 0.375 INCHES MAXIMUM | | HEAD HEIGHT | 0.244 INCHES MINIMUM AND | | 0.250 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.188 INCHES NOMINAL | | LOCKING FEATURE | STRIP FASTENER | | SURFACE FINISH | 63.0 MICROINCHES BEARING SURFACE OF HEAD |
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