8430-01-527-8570 BOOTS,COLD WEATHER Index 4820-01-527-8572 VALVE,RELIEF,PRESSURE AND TEMPER

National Stock Number:
5305-01-527-8571

Federal Supply Class:
5305

National Item Identification Number:
015278571

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:
7971700504939LOCKHEED MARTIN CORP
79717005-00404939LOCKHEED MARTIN CORP
79717005-0045U866AKRATURN MFG. INC.
79717005-0046QQA3SQUARE DEAL MACHINING, INC.


Techincal Specification:
FEATURES PROVIDEDLOCK WASHER AND WASHER
HEAD HEIGHT0.190 INCHES MINIMUM AND 0.195 INCHES MAXIMUM
HEAD STYLEHEXAGON EXTENDED WASHER
INTERNAL DRIVE STYLEHEXAGON
MATERIALSTEEL CORROSION RESISTING OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYSCREWASSEMBLY CAPTIVE ASSEMBLY 004
THREAD DIRECTIONRIGHT-HAND
THREAD SERIES DESIGNATORUNC
THREAD QUANTITY PER INCH32


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