5305-01-278-9638 SCREW,CLOSE TOLERANCE Index 5310-01-278-9640 NUT,PLAIN,HEXAGON

National Stock Number:
5305-01-278-9639

Federal Supply Class:
5305

National Item Identification Number:
012789639

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:
115017-0114345ROLM CORP MIL SPEC COMPUTERS
FT1323-4-2-458794FASTENER TECHNOLOGY CORP


Techincal Specification:
THREAD SERIES DESIGNATORUNC
NOMINAL THREAD DIAMETER0.112 INCHES
THREAD QUANTITY PER INCH40
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH0.141 INCHES MINIMUM AND
0.171 INCHES MAXIMUM
FASTENER LENGTH0.578 INCHES NOMINAL
MATERIALSTEEL COMP 301 OR
STEEL COMP 302B OR
STEEL COMP 303 OR
STEEL COMP 303SE OR
STEEL COMP 304L OR
STEEL COMP 308 OR
STEEL COMP 309 OR
STEEL COMP 310 OR
STEEL COMP 310S OR
STEEL COMP 321 OR
STEEL COMP 384 OR
STEEL COMP 385 SPRING
STEEL COMP 301 OR
STEEL COMP 302 OR
STEEL COMP 304 OR
STEEL COMP 305 OR
STEEL COMP 309S OR
STEEL COMP 314 OR
STEEL COMP 316 OR
STEEL COMP 316L OR
STEEL COMP 317 OR
STEEL COMP 347 OR
STEEL COMP 348 OR
STEEL COMP 385 STAND-OFF
IRON ALLOY 660 FASTENER
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5737 ASSN STD SINGLE MATERIAL RESPONSE FASTENER
SURFACE TREATMENTPASSIVATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
MINIMUM TENSILE STRENGTH140000 POUNDS PER SQUARE INCH
HEAD STYLEFLAT CHAMFER
HEAD DIAMETER0.190 INCHES MINIMUM AND
0.198 INCHES MAXIMUM
HEAD HEIGHT0.112 INCHES NOMINAL
INTERNAL DRIVE STYLEHEXAGON
WIDTH ACROSS FLATS0.094 INCHES NOMINAL


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