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National Stock Number:
5305-01-256-5802
Federal Supply Class:
5305
National Item Identification Number:
012565802
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:
| F7500-M4-B-4 | 17446 | HUCK INTERNATIONAL, INC | | F7500-M4-B-4 | 97928 | HUCK INTL INC |
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Techincal Specification:
| EXTERNAL THREAD TOLERANCE CLASS | 4H | | FASTENER LENGTH | 0.600 INCHES NOMINAL | | HEAD DIAMETER | 0.420 INCHES NOMINAL | | HEAD HEIGHT | 0.290 INCHES NOMINAL | | HEAD STYLE | KNURLED NO. 1 | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL ACCOMMODATED THICKNESS | 0.087 INCHES MINIMUM AND 0.158 INCHES MAXIMUM | | MATERIAL | ALUMINUM ALLOY 6061 STAND-OFF | | MATERIAL | STEEL COMP 301 SECONDARY WASHER | | MATERIAL | STEEL COMP 301 PRIMARY WASHER | | MATERIAL | STEEL COMP 302 SPRING | | MATERIAL | STEEL CORROSION RESISTING FASTENER | | NOMINAL THREAD DIAMETER | 4.0 MILLIMETERS | | THREAD PITCH IN MILLIMETERS | 0.7 | | THREAD SERIES DESIGNATOR | M | | SURFACE TREATMENT | ANODIZE STAND-OFF | | SURFACE TREATMENT | PASSIVATE FASTENER | | SURFACE TREATMENT | PASSIVATE PRIMARY WASHER | | SURFACE TREATMENT | PASSIVATE SECONDARY WASHER | | SURFACE TREATMENT | PASSIVATE SPRING | | THREAD DIRECTION | RIGHT-HAND |
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