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National Stock Number: 5305-00-939-9021
Federal Supply Class: 5305
National Item Identification Number: 009399021
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:
| 655-590-9108 | 0F620 | CBS FASTENERS, LLC | | 655-590-9108 | 56878 | SPS TECHNOLOGIES, LLC | | GA832-8A286D | 50276 | PREECE INC DECCA VALVES DIV | | 655-590-9108 | 59364 | HONEYWELL INTERNATIONAL INC. | | 655-590-9108 | 70210 | HONEYWELL INTERNATIONAL INC. | | 655-590-9108 | 99193 | HONEYWELL INTERNATIONAL INC. |
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Techincal Specification:
| FASTENER LENGTH | 0.500 INCHES NOMINAL | | HEAD DIAMETER | 0.265 INCHES MINIMUM AND 0.270 INCHES MAXIMUM | | HEAD HEIGHT | 0.160 INCHES MINIMUM AND 0.164 INCHES MAXIMUM | | HEAD STYLE | FLAT CHAMFER | | HOLE CONFIGURATION STYLE | ROUND LONGITUDINAL HOLE | | HOLE DIAMETER | 0.047 INCHES NOMINAL | | HOLE QUANTITY | 4 | | HOLE TYPE | DRILLED | | INTERNAL DRIVE STYLE | HEXAGON | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5735 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | IRON ALLOY 660 OVERALL | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | WIDTH ACROSS FLATS | 0.125 INCHES MINIMUM AND 0.127 INCHES MAXIMUM | | SURFACE TREATMENT | PASSIVATE OVERALL | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.500 INCHES MINIMUM | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
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