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National Stock Number:
5305-01-481-0564
Federal Supply Class:
5305
National Item Identification Number:
014810564
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:
| 841581-251 | 06481 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 841581-251 | 13973 | LITTON SYSTEMS INC. DIV NAVIGATION SYSTEMS DIVISION | | FT1046-251A | 58794 | FASTENER TECHNOLOGY CORP |
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Techincal Specification:
| THREAD SERIES DESIGNATOR | UNC | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | THREAD QUANTITY PER INCH | 32 | | THREAD CLASS | NC | | THREAD DIRECTION | RIGHT-HAND | | FASTENER LENGTH | 0.922 INCHES MINIMUM AND | | 0.952 INCHES MAXIMUM | | MATERIAL | STEEL COMP 304 SECONDARY WASHER | | STEEL COMP 302 PRIMARY WASHER | | STEEL COMP 302 SPRING | | STEEL COMP 302 STAND-OFF | | STEEL COMP 302 FASTENER | | SURFACE TREATMENT | OXIDE SECONDARY WASHER | | OXIDE PRIMARY WASHER | | PASSIVATE SPRING | | OXIDE STAND-OFF | | OXIDE FASTENER | | HEAD STYLE | PAN | | HEAD DIAMETER | 0.289 INCHES MINIMUM AND | | 0.329 INCHES MAXIMUM | | HEAD HEIGHT | 0.922 INCHES MINIMUM AND | | 0.952 INCHES MAXIMUM | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL ACCOMMODATED THICKNESS | 0.062 INCHES MINIMUM AND | | 0.102 INCHES MAXIMUM |
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