5305-01-087-4491 SCREW ASSEMBLY,PANEL Index 5970-01-087-4493 INSULATOR,BUSHING

National Stock Number:
5305-01-087-4492

Federal Supply Class:
5305

National Item Identification Number:
010874492

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:
414715-1696214RAYTHEON COMPANY
51-14-410-2494222SOUTHCO INC


Techincal Specification:
FASTENER LENGTH0.984 INCHES MINIMUM AND 1.000 INCHES MAXIMUM
HEAD DIAMETER0.562 INCHES NOMINAL
HEAD HEIGHT0.250 INCHES NOMINAL
HEAD STYLEKNURLED NO. 4
MATERIAL ACCOMMODATED THICKNESS0.062 INCHES MINIMUM AND 0.078 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5514 ASSN STD SINGLE MATERIAL RESPONSE STAND-OFF
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
MATERIALSTEEL COMP 303 FASTENER
MATERIALSTEEL COMP 305 STAND-OFF
NOMINAL THREAD DIAMETER0.250 INCHES
SURFACE TREATMENTPASSIVATE FASTENER
SURFACE TREATMENTPASSIVATE STAND-OFF
THREAD CLASS3A
THREAD LENGTH0.359 INCHES MINIMUM AND 0.391 INCHES MAXIMUM
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH28
THREAD SERIES DESIGNATORUNF


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