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National Stock Number:
5305-01-442-1256
Federal Supply Class:
5305
National Item Identification Number:
014421256
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:
| 3M869 | 76301 | THE BOEING COMPANY | | 3M869-3C4 | 0HDW7 | HUCK INTERNATIONAL, INC. | | 3M869-3C4 | 17446 | HUCK INTERNATIONAL, INC | | 3M869-3C4 | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. | | CS3047-3C4 | 58998 | FASTENER INNOVATION TECHNOLOGY, INC. | | 3M869-3C4 | 76301 | THE BOEING COMPANY | | HSG7900-3C4 | 0HDW7 | HUCK INTERNATIONAL, INC. | | HSG7900-3-C-4 | 17446 | HUCK INTERNATIONAL, INC | | HSG7900-3C4 | 97928 | HUCK INTL INC |
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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 | 0.410 INCHES NOMINAL | | FASTENER LENGTH | 0.975 INCHES MINIMUM AND | | 1.005 INCHES MAXIMUM | | MATERIAL | STEEL COMP 302 OR | | STEEL COMP 310 OR | | STEEL COMP 316 OR | | STEEL COMP 347 SPRING | | STEEL COMP 304 STAND-OFF | | STEEL COMP 302 OR | | STEEL COMP 304 OR | | STEEL COMP 305 OR | | STEEL COMP 321 OR | | STEEL COMP 347 OR | | STEEL COMP 384 OR | | STEEL COMP 385 FASTENER | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-W-423 FED SPEC SINGLE MATERIAL RESPONSE SPRING | | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE STAND-OFF | | ASTMA493 ASSN STD SINGLE MATERIAL RESPONSE FASTENER | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | HEAD STYLE | HEXAGON | | HEAD HEIGHT | 0.105 INCHES MINIMUM AND | | 0.120 INCHES MAXIMUM | | WIDTH BETWEEN FLATS | 0.305 INCHES MINIMUM AND | | 0.312 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL ACCOMMODATED THICKNESS | 0.267 INCHES MINIMUM AND | | 0.277 INCHES MAXIMUM |
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