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National Stock Number:
5305-01-513-8212
Federal Supply Class:
5305
National Item Identification Number:
015138212
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:
| HS4103-10A-3.5 | 02731 | MCDONNELL DOUGLAS HELICOPTER CO INC | | HS4103-10A-3.5 | 58794 | FASTENER TECHNOLOGY CORP | | HS4103-10A-3.5 | 8V613 | THE BOEING COMPANY |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNJF | | NOMINAL THREAD DIAMETER | 0.190 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.245 INCHES MINIMUM AND | | 0.255 INCHES MAXIMUM | | FASTENER LENGTH | 0.597 INCHES NOMINAL | | MATERIAL | STEEL COMP 304 STAND-OFF | | STEEL COMP 8740 FASTENER | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE STAND-OFF | | AMS6322 ASSN STD SINGLE MATERIAL RESPONSE FASTENER | | SURFACE TREATMENT | CADMIUM STAND-OFF | | CADMIUM FASTENER | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE II, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE STAND-OFF | | QQ-P-416, TYPE II, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE FASTENER | | HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND | | 41.0 ROCKWELL C MAXIMUM FASTENER | | HEAD STYLE | PAN | | HEAD DIAMETER | 0.350 INCHES MINIMUM AND | | 0.370 INCHES MAXIMUM | | HEAD HEIGHT | 0.117 INCHES MINIMUM AND | | 0.137 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 | | MATERIAL ACCOMMODATED THICKNESS | 0.031 INCHES MINIMUM AND | | 0.062 INCHES MAXIMUM |
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