2040-01-463-4301 COLLAR,HATCH COVER Index 5910-01-463-4303 CAPACITOR ASSEMBLY

National Stock Number:
5305-01-463-4302

Federal Supply Class:
5305

National Item Identification Number:
014634302

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:
ISO4762-M12X50-8.8-A3CI9008INTERNATIONAL ORGANIZATION FOR STANDARDIZATION (ISO)


Techincal Specification:
THREAD SERIES DESIGNATORM
NOMINAL THREAD DIAMETER12.0 MILLIMETERS
THREAD PITCH IN MILLIMETERS1.75
EXTERNAL THREAD TOLERANCE CLASS6G
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH36.0 MILLIMETERS MINIMUM
FASTENER LENGTH49.5 MILLIMETERS MINIMUM AND
50.5 MILLIMETERS MAXIMUM
MATERIALSTEEL PROPERTY CLASS 8.8 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONISO 898-1 NATIONAL SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTZINC AND
CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONISO 4042 NATIONAL SPEC SINGLE TREATMENT RESPONSE OVERALL
MINIMUM TENSILE STRENGTH113784 POUNDS PER SQUARE INCH
HEAD STYLEFLAT CHAMFER
HEAD DIAMETER17.73 MILLIMETERS MINIMUM AND
18.27 MILLIMETERS MAXIMUM
HEAD HEIGHT11.57 MILLIMETERS MINIMUM AND
12.00 MILLIMETERS MAXIMUM
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS10.0 MILLIMETERS NOMINAL


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