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		                        | National Stock Number:
 5305-01-027-6265
 
 Federal Supply Class:
 5305
 
 National Item Identification Number:
 010276265
 
 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:
 
 | 218707 | 66503 | WOODWARD, INC. | 
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 Techincal Specification:
 
 | THREAD SERIES DESIGNATOR | UNC |  | NOMINAL THREAD DIAMETER | 0.138 INCHES |  | THREAD QUANTITY PER INCH | 32 |  | THREAD CLASS | 2A |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD LENGTH | 0.313 INCHES NOMINAL |  | FASTENER LENGTH | 0.375 INCHES NOMINAL |  | MATERIAL | STEEL COMP 410 OVERALL |  | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5613 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |  | SURFACE TREATMENT | PASSIVATE OVERALL |  | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | SP-151 FSCM 66503 MFR REF SINGLE TREATMENT RESPONSE OVERALL |  | HARDNESS RATING | 35.0 ROCKWELL C MINIMUM AND |  |  | 45.0 ROCKWELL C MINIMUM OVERALL |  | HEAD STYLE | FLAT CHAMFER |  | HEAD DIAMETER | 0.218 INCHES MINIMUM AND |  |  | 0.226 INCHES MAXIMUM |  | HEAD HEIGHT | 0.134 INCHES MINIMUM AND |  |  | 0.138 INCHES MAXIMUM |  | INTERNAL DRIVE STYLE | HEXAGON |  | WIDTH ACROSS FLATS | 0.109 INCHES NOMINAL |  | HOLE CONFIGURATION STYLE | ROUND INTERNAL HEXAGON |  | HOLE TYPE | DRILLED |  | HOLE QUANTITY | 2 |  | HOLE DIAMETER | 0.047 INCHES NOMINAL |  | THE MANUFACTURERS DATA |  |  | MANUFACTURERS CODE | 66503 |  | DESIGN CONTROL REFERENCE | 218707 | 
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