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National Stock Number:
5305-01-481-0568
Federal Supply Class:
5305
National Item Identification Number:
014810568
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:
| 841581-253 | 06481 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 841581-253 | 13973 | LITTON SYSTEMS INC. DIV NAVIGATION SYSTEMS DIVISION | | FT1046-253A | 58794 | FASTENER TECHNOLOGY CORP |
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Techincal Specification:
| FASTENER LENGTH | 1.047 INCHES MINIMUM AND 1.077 INCHES MAXIMUM | | HEAD DIAMETER | 0.289 INCHES MINIMUM AND 0.329 INCHES MAXIMUM | | HEAD HEIGHT | 0.100 INCHES MINIMUM AND 0.130 INCHES MAXIMUM | | HEAD STYLE | KNURLED NO. 3 | | INTERNAL DRIVE STYLE | SLOT | | MATERIAL ACCOMMODATED THICKNESS | 0.062 INCHES MINIMUM AND 0.102 INCHES MAXIMUM | | MATERIAL | IRON ALLOY 660 FASTENER | | MATERIAL | STEEL COMP 302 PRIMARY WASHER | | MATERIAL | STEEL COMP 302 SPRING | | MATERIAL | STEEL COMP 301 SECONDARY WASHER | | MATERIAL | STEEL COMP 304 STAND-OFF | | NOMINAL THREAD DIAMETER | 0.164 INCHES | | SURFACE TREATMENT | OXIDE FASTENER | | SURFACE TREATMENT | OXIDE SECONDARY WASHER | | SURFACE TREATMENT | OXIDE PRIMARY WASHER | | SURFACE TREATMENT | OXIDE STAND-OFF | | SURFACE TREATMENT | PASSIVATE SPRING | | THREAD DIRECTION | RIGHT-HAND | | THREAD CLASS | 2A | | THREAD SERIES DESIGNATOR | UNC | | THREAD QUANTITY PER INCH | 32 |
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