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National Stock Number:
5305-00-225-1419
Federal Supply Class:
5305
National Item Identification Number:
002251419
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:
| 128C268H02 | 48306 | NORTHROP GRUMMAN SUPPORT SERVICES CORP | | 128C268H02 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 579R753H20 | 48306 | NORTHROP GRUMMAN SUPPORT SERVICES CORP | | 51-18-507-24 | 94222 | SOUTHCO INC | | 579R753H20 | 97942 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| FASTENER LENGTH | 0.719 INCHES NOMINAL | | HEAD DIAMETER | 0.312 INCHES NOMINAL | | HEAD HEIGHT | 0.188 INCHES NOMINAL | | HEAD STYLE | KNURLED NO. 4 | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL ACCOMMODATED THICKNESS | 0.084 INCHES MINIMUM AND 0.099 INCHES MAXIMUM | | MATERIAL | STEEL CORROSION RESISTING FASTENER | | MATERIAL | STEEL CORROSION RESISTING STAND-OFF | | NOMINAL THREAD DIAMETER | 0.138 INCHES | | SPECIAL FEATURES | HEAD VERTICALLY KNURLED | | SURFACE TREATMENT | PASSIVATE FASTENER | | SURFACE TREATMENT | PASSIVATE STAND-OFF | | THREAD CLASS | 2A | | THREAD LENGTH | 0.281 INCHES NOMINAL | | THREAD DIRECTION | RIGHT-HAND | | THREAD QUANTITY PER INCH | 32 | | THREAD SERIES DESIGNATOR | UNC |
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