5305-00-274-2303 SCREW,CAP,SOCKET HEAD Index 5305-00-274-2306 SCREW,CAP,SOCKET HEAD

National Stock Number:
5305-00-274-2305

Federal Supply Class:
5305

National Item Identification Number:
002742305

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.


Manufacturer Information:
203-20961-2481VPW8GENERAL DYNAMICS MISSION SYSTEMS, INC.
203-20961-24894990MOTOROLA INC. DBA INTEGRATED INFORMATION SYSTEMS GROUP
637441PC1110001NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER
291-814SS19315HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS FORMER BENDIX NAVIGATION AND CONTROL SYSTEMS
291-814SS55972HONEYWELL INTL INC DEFENSE AVIONICS SYSTEMS
MS35461-596906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
FASTENER LENGTH0.875 INCHES NOMINAL
HARDNESS RATING80.0 ROCKWELL B MINIMUM OVERALL
HEAD DIAMETER0.265 INCHES MINIMUM AND 0.270 INCHES MAXIMUM
HEAD HEIGHT0.160 INCHES MINIMUM AND 0.164 INCHES MAXIMUM
HEAD STYLEFLAT CHAMFER
INTERNAL DRIVE STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL
MINIMUM YIELD STRENGTH30000 POUNDS PER SQUARE INCH
NOMINAL THREAD DIAMETER0.164 INCHES
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 1936 SERIES
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.875 INCHES NOMINAL
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH32
WIDTH ACROSS FLATS0.125 INCHES MINIMUM AND 0.127 INCHES MAXIMUM


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