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		                        | National Stock Number:
 5310-01-024-4148
 
 Federal Supply Class:
 5310
 
 National Item Identification Number:
 010244148
 
 Description:
 NUT SPACER,PLATE
 
 Detail:
 AN ITEM HAVING TWO FLAT BEARING SURFACES, CONFORMING TO THE SAME SHAPE AS THE BASE OF A NUT (1), PLAIN, PLATE AND NUT (1), SELF-LOCKING, PLATE. IT IS USED TO PROVIDE BETTER ALIGNMENT IN ASSEMBLY.
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 Manufacturer Information:
 
 | ST4M171N4 | 76301 | THE BOEING COMPANY |  | ST4M171N4 | 86928 | SEASTROM MANUFACTURING CO INC | 
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 Techincal Specification:
 
 | MATERIAL | ALUMINUM ALLOY 2024 OVERALL |  | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/4 TEMPER T81 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |  | SURFACE TREATMENT | ANODIZE AND |  |  | PAINT OVERALL |  | NUT STYLE | PLATE NUT SPACER |  | NUT LENGTH | 1.122 INCHES MAXIMUM |  | THRU-HOLE DIAMETER | 0.480 INCHES MINIMUM AND |  |  | 0.490 INCHES MAXIMUM |  | PLATE THICKNESS | 0.060 INCHES MINIMUM AND |  |  | 0.066 INCHES MAXIMUM |  | PLATE WIDTH | 0.650 INCHES NOMINAL |  | NUT MOUNTING PROVISION | COUNTERSUNK HOLES |  | MOUNTING HOLE COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |  | MOUNTING PROVISION LOCATION | OPPOSITE NUT PROJECTION SIDE |  | MOUNTING HOLE ARRANGEMENT STYLE | 2 HOLES |  | MOUNTING HOLE DIAMETER | 0.133 INCHES MINIMUM AND |  |  | 0.143 INCHES MAXIMUM |  | DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER | 0.375 INCHES MINIMUM AND |  |  | 0.380 INCHES MAXIMUM |  | CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH | 0.748 INCHES MINIMUM AND |  |  | 0.752 INCHES MAXIMUM |  | THE MANUFACTURERS DATA |  |  | MANUFACTURERS CODE | 76301 |  | DESIGN CONTROL REFERENCE | ST4M171N4 | 
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