5305-01-256-5801 SCREW ASSEMBLY,PANEL Index 5970-01-256-5803 INSULATOR,PLATE

National Stock Number:
5305-01-256-5802

Federal Supply Class:
5305

National Item Identification Number:
012565802

Description:
SCREW ASSEMBLY,PANEL

Detail:
A HEADED, THREADED FASTENING DEVICE OVER WHICH MAY BE ASSEMBLED; (1) A STAND-OFF; (2) A FLANGED BUSHING WITH WASHER(S) AND/OR A SHOULDERED BUSHING WITHOUT A FLANGE, OR IT MAY HAVE AN INTERNALLY THREADED SLEEVE THAT IS AN INTEGRAL PART OF THE SCREW; A WASHER AND AN EXTERNALLY THREAD SELF-LOCKING BUSHING THAT IS DRIVEN BY AN INSERTED DRIVER. ATTACHED TO PANEL BY THREADED BUSHING OR BY FLARING END OF STAND-OFF, OR BUSHING. USED IN CONJUNCTION WITH A SPEED NUT, NUT PLATE, OR DRIVEN INTO A THREADED HOLE IN THE ITEM THAT THE PANEL IS FASTENED TO. MAY BE SPRING LOADED.


Manufacturer Information:
F7500-M4-B-417446HUCK INTERNATIONAL, INC
F7500-M4-B-497928HUCK INTL INC


Techincal Specification:
EXTERNAL THREAD TOLERANCE CLASS4H
FASTENER LENGTH0.600 INCHES NOMINAL
HEAD DIAMETER0.420 INCHES NOMINAL
HEAD HEIGHT0.290 INCHES NOMINAL
HEAD STYLEKNURLED NO. 1
INTERNAL DRIVE STYLESLOT
MATERIAL ACCOMMODATED THICKNESS0.087 INCHES MINIMUM AND 0.158 INCHES MAXIMUM
MATERIALALUMINUM ALLOY 6061 STAND-OFF
MATERIALSTEEL COMP 301 PRIMARY WASHER
MATERIALSTEEL COMP 301 SECONDARY WASHER
MATERIALSTEEL COMP 302 SPRING
MATERIALSTEEL CORROSION RESISTING FASTENER
NOMINAL THREAD DIAMETER4.0 MILLIMETERS
SURFACE TREATMENTANODIZE STAND-OFF
SURFACE TREATMENTPASSIVATE FASTENER
SURFACE TREATMENTPASSIVATE PRIMARY WASHER
SURFACE TREATMENTPASSIVATE SECONDARY WASHER
SURFACE TREATMENTPASSIVATE SPRING
THREAD DIRECTIONRIGHT-HAND
THREAD SERIES DESIGNATORM
THREAD PITCH IN MILLIMETERS0.7


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