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National Stock Number:
5305-01-595-7235
Federal Supply Class:
5305
National Item Identification Number:
015957235
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:
| 4397056 | 6W728 | BAE SYSTEMS SURVIVABILITY SYSTEMS LLC | | 4397056-090 | 076M6 | AMZ ALABAMA INC. | | 4397056-090 | 54786 | BAE SYSTEMS LAND & ARMAMENTS L.P. | | 4397056-090 | 6W728 | BAE SYSTEMS SURVIVABILITY SYSTEMS LLC |
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Techincal Specification:
| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL | | FASTENER LENGTH | 0.625 INCHES NOMINAL | | HEAD DIAMETER | 0.442 INCHES MINIMUM AND 0.507 INCHES MAXIMUM | | HEAD STYLE | FLAT COUNTERSUNK | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | ANSI/ASME B18.3 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | III PART NAME ASSIGNED BY CONTROLLING AGENCY | SCREW,MACHINE,100 DEG FLAT C-SINK,SOCKET HEAD,UNC-3A | | PROPRIETARY CHARACTERISTICS | PACS | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | SPECIAL FEATURES | HEAD DIMS IAW ANSI/ASME B18.6.3 | | WIDTH ACROSS FLATS | 0.156 INCHES NOMINAL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM F1941,FE/ZN 5C ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ZINC OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.500 INCHES NOMINAL | | THREAD QUANTITY PER INCH | 20 | | THREAD SERIES DESIGNATOR | UNC |
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