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National Stock Number:
5305-01-290-2242
Federal Supply Class:
5305
National Item Identification Number:
012902242
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.
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Manufacturer Information:
| CA28080C3-8PK | 29372 | HOWMET GLOBAL FASTENING SYSTEMS INC. |
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Techincal Specification:
| FASTENER LENGTH | 1.120 INCHES MINIMUM AND 1.132 INCHES MAXIMUM | | HEAD DIAMETER | 0.385 INCHES MINIMUM AND 0.415 INCHES MAXIMUM | | HEAD HEIGHT | 0.118 INCHES MINIMUM AND 0.130 INCHES MAXIMUM | | HEAD STYLE | FILLISTER | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | MATERIAL ACCOMMODATED THICKNESS | 0.062 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5640 ASSN STD ALL MATERIAL RESPONSES AND ASTM A 582 ASSN STD ALL MATERIAL RESPONSES STAND-OFFAMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE FASTENER | | MATERIAL | STEEL COMP 302 SPRINGSTEEL COMP 303 OR STEEL COMP 303 PLUS X OR STEEL COMP 303SE OR STEEL COMP 303MA OR STEEL COMP 303PB STAND-OFFIRON ALLOY 660 FASTENER | | MINIMUM TENSILE STRENGTH | 140000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | SPECIAL FEATURES | KNURL HEAD | | THREAD CLASS | 3A | | THREAD LENGTH | 0.297 INCHES MINIMUM AND 0.327 INCHES MAXIMUM | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNF |
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