5950-01-509-5475 TRANSFORMER,POWER Index 5305-01-509-5477 SCREW ASSEMBLY,PANEL

National Stock Number:
5305-01-509-5476

Federal Supply Class:
5305

National Item Identification Number:
015095476

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:
10150778A486GNIMIKKEISTOKESKUS NCB FINLAND
AVL398AC4-284256AVIBANK MFG., INC.
FON20-7517-2H1822FOKKER AEROSTRUCTURES B.V.


Techincal Specification:
THREAD DIRECTIONRIGHT-HAND
FASTENER LENGTH25.9 MILLIMETERS MINIMUM AND
26.4 MILLIMETERS MAXIMUM
MATERIALSTEEL COMP 631 SPRING
STEEL COMP 304 OR
STEEL COMP 316 STAND-OFF
IRON ALLOY 660 FASTENER
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5678 ASSN STD SINGLE MATERIAL RESPONSE SPRING
ASTM A240 ASSN STD 1ST MATERIAL RESPONSE OR
QQ-S-763 FED SPEC 2ND MATERIAL RESPONSE STAND-OFF
AMS5853 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HEAD STYLEFLAT COUNTERSUNK
HEAD DIAMETER8.7 MILLIMETERS NOMINAL
FEATURES PROVIDEDFLAT WASHER AND
RETAINING CLIP


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