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National Stock Number:
5305-01-381-2343
Federal Supply Class:
5305
National Item Identification Number:
013812343
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:
| 9155-320 | 58251 | FIRST AMERICAN SALES CO INC | | 965816-320C | 82577 | RAYTHEON COMPANY | | AIC818-4-320C | 06725 | SPS TECHNOLOGIES, LLC | | A0L4169-320 | 57472 | ALL MANUFACTURERS, INC. |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.250 INCHES | | THREAD QUANTITY PER INCH | 28 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.425 INCHES NOMINAL | | FASTENER LENGTH | 1.675 INCHES NOMINAL | | MATERIAL | IRON ALLOY 660 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 TY1,2,3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | MINIMUM TENSILE STRENGTH | 160000 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 | | INTERNAL DRIVE STYLE | HEXAGON | | WIDTH ACROSS FLATS | 0.1875 INCHES MINIMUM AND | | 0.1900 INCHES MAXIMUM |
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