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National Stock Number: 5305-01-077-0177
Federal Supply Class: 5305
National Item Identification Number: 010770177
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:
414608-5 | 96214 | RAYTHEON COMPANY | 53-14-511-24 | 94222 | SOUTHCO INC |
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Techincal Specification:
THREAD SERIES DESIGNATOR | UNF | NOMINAL THREAD DIAMETER | 0.250 INCHES | THREAD QUANTITY PER INCH | 28 | THREAD CLASS | 2A | THREAD DIRECTION | RIGHT-HAND | THREAD LENGTH | 0.359 INCHES MINIMUM AND | | 0.391 INCHES MAXIMUM | FASTENER LENGTH | 1.044 INCHES MINIMUM AND | | 1.076 INCHES MAXIMUM | MATERIAL | STEEL COMP 302 SPRING | | STEEL COMP 305 STAND-OFF | | STEEL COMP 303 FASTENER | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-W-423 FED SPEC SINGLE MATERIAL RESPONSE SPRING | | AMS 5514 ASSN STD SINGLE MATERIAL RESPONSE STAND-OFF | | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE FASTENER | SURFACE TREATMENT | PASSIVATE SPRING | | PASSIVATE STAND-OFF | | PASSIVATE FASTENER | HEAD STYLE | KNURLED NO. 4 | HEAD DIAMETER | 0.544 INCHES MINIMUM AND | | 0.576 INCHES MAXIMUM | HEAD HEIGHT | 0.234 INCHES MINIMUM AND | | 0.266 INCHES MAXIMUM | MATERIAL ACCOMMODATED THICKNESS | 0.094 INCHES MINIMUM AND | | 0.141 INCHES MAXIMUM |
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