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		                        | National Stock Number:
 5305-01-094-4384
 
 Federal Supply Class:
 5305
 
 National Item Identification Number:
 010944384
 
 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:
 
 | C7123-4B3 | 81755 | LOCKHEED MARTIN CORPORATION |  | D7500-4-B.3 | 0HDW7 | HUCK INTERNATIONAL, INC. |  | D7500-4-B.3 | 97928 | HUCK INTL INC | 
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 Techincal Specification:
 
 | THREAD SERIES DESIGNATOR | UNC |  | NOMINAL THREAD DIAMETER | 0.112 INCHES |  | THREAD QUANTITY PER INCH | 40 |  | THREAD CLASS | 2A |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD LENGTH | 0.469 INCHES MINIMUM |  | FASTENER LENGTH | 0.494 INCHES NOMINAL |  | MATERIAL | STEEL COMP 302 OR |  |  | STEEL COMP 304 OR |  |  | STEEL COMP 305 OR |  |  | STEEL COMP 316 OR |  |  | STEEL COMP 321 OR |  |  | STEEL COMP 347 OR |  |  | STEEL COMP 384 OR |  |  | STEEL COMP 385 FASTENER |  | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A493 ASSN STD ALL MATERIAL RESPONSES FASTENER |  | SURFACE TREATMENT | ANODIZE HEAD |  |  | PASSIVATE SPRING |  |  | ANODIZE STAND-OFF |  |  | PASSIVATE FASTENER |  | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE HEAD |  |  | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SPRING |  |  | MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE STAND-OFF |  |  | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER |  | HEAD STYLE | FLAT CHAMFER |  | HEAD DIAMETER | 0.325 INCHES NOMINAL |  | HEAD HEIGHT | 0.270 INCHES NOMINAL |  | MATERIAL ACCOMMODATED THICKNESS | 0.063 INCHES MINIMUM AND |  |  | 0.125 INCHES MAXIMUM |  | SPECIAL FEATURES | HEAD VERTICALLY KNURLED |  | THE MANUFACTURERS DATA |  |  | MANUFACTURERS CODE | 0HDW7 |  | DESIGN CONTROL REFERENCE | D7500-4-B.3 | 
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