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National Stock Number:
5305-01-137-8942
Federal Supply Class:
5305
National Item Identification Number:
011378942
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:
| 6-32 UNC-3A | 56878 | SPS TECHNOLOGIES, LLC | | 9206335 | 19203 | PICATINNY ARSENAL |
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Techincal Specification:
| FASTENER LENGTH | 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM | | HEAD HEIGHT | 0.063 INCHES MINIMUM AND 0.073 INCHES MAXIMUM | | HEAD DIAMETER | 0.250 INCHES MINIMUM AND 0.262 INCHES MAXIMUM | | HEAD STYLE | BUTTON | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL | STEEL OVERALL | | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.138 INCHES | | WIDTH ACROSS FLATS | 0.0781 INCHES MINIMUM AND 0.0791 INCHES MAXIMUM | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY2 CL3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.173 INCHES MINIMUM AND 0.265 INCHES MAXIMUM | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNC |
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