5305-01-284-0855 SCREW ASSEMBLY,PANEL Index 5310-01-284-0857 NUT,PLAIN,HEXAGON

National Stock Number:
5305-01-284-0856

Federal Supply Class:
5305

National Item Identification Number:
012840856

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:
720213-5005869RAYTHEON COMPANY
720213-5058998FASTENER INNOVATION TECHNOLOGY, INC.
F7500P-10-C-50HDW7HUCK INTERNATIONAL, INC.
F7500P-10-C-597928HUCK INTL INC


Techincal Specification:
THREAD SERIES DESIGNATORUNF
NOMINAL THREAD DIAMETER0.190 INCHES
THREAD QUANTITY PER INCH32
THREAD CLASS3A
THREAD DIRECTIONRIGHT-HAND
FASTENER LENGTH0.878 INCHES MINIMUM AND
0.907 INCHES MAXIMUM
MATERIALSTEEL COMP 301 PRIMARY WASHER
STEEL COMP 302B SPRING
ALUMINUM ALLOY 6061 STAND-OFF
STEEL COMP 302 OR
STEEL COMP 304 OR
STEEL COMP 305 OR
STEEL COMP 316 OR
STEEL COMP 384 FASTENER
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5059 MIL SPEC SINGLE MATERIAL RESPONSE PRIMARY WASHER
ASTM A580 ASSN STD SINGLE MATERIAL RESPONSE SPRING
QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE STAND-OFF
ASTM A493 ASSN STD ALL MATERIAL RESPONSES FASTENER
SURFACE TREATMENTPASSIVATE PRIMARY WASHER
PASSIVATE SPRING
ANODIZE STAND-OFF
PASSIVATE FASTENER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE PRIMARY WASHER
QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SPRING
MIL-A-8625,TYPE 1 CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE STAND-OFF
QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
HEAD STYLEKNURLED NO. 1
HEAD DIAMETER0.436 INCHES MINIMUM AND
0.466 INCHES MAXIMUM
HEAD HEIGHT0.275 INCHES MINIMUM AND
0.305 INCHES MAXIMUM
INTERNAL DRIVE STYLECROSS RECESS TYPE 1
MATERIAL ACCOMMODATED THICKNESS0.094 INCHES MINIMUM AND
0.155 INCHES MAXIMUM


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