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		                        | National Stock Number:
 5306-00-017-8889
 
 Federal Supply Class:
 5306
 
 National Item Identification Number:
 000178889
 
 Description:
 BOLT,ASSEMBLED WASHER
 
 Detail:
 A BOLT, MACHINE ON WHICH HAS BEEN ASSEMBLED ONE OR MORE NONREMOVABLE WASHERS. SEE ALSO SCREW, ASSEMBLED WASHER.
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 Manufacturer Information:
 
 | 178889 | 21450 | ARMY WEAPONS COMMAND ATTN AMSWE-REE-S |  | 178889 | 24617 | GENERAL MOTORS CORP |  | 487282 | 57733 | STEWART-WARNER CORPORATION |  | 178889 | 7X677 | GENERAL MOTORS LLC |  | 5306000178889 | A00AM | E.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE |  | 5306000178889 | SCY13 | E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE | 
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 Techincal Specification:
 
 | THREAD SERIES DESIGNATOR | UNC |  | NOMINAL THREAD DIAMETER | 0.250 INCHES |  | THREAD QUANTITY PER INCH | 20 |  | THREAD CLASS | 2A |  | THREAD DIRECTION | RIGHT-HAND |  | THREAD LENGTH | 0.500 INCHES MINIMUM |  | FASTENER LENGTH | 0.625 INCHES NOMINAL |  | MATERIAL | STEEL COMP 1050 OR |  |  | STEEL COMP 1566 OVERALL |  | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD ALL MATERIAL RESPONSES OVERALL |  | SURFACE TREATMENT | CADMIUM OR |  |  | ZINC OVERALL |  | HEAD STYLE | HEXAGON |  | HEAD HEIGHT | 0.172 INCHES MINIMUM AND |  |  | 0.190 INCHES MAXIMUM |  | WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND |  |  | 0.437 INCHES MAXIMUM |  | WASHER QUANTITY | 1 |  | PRIMARY WASHER STYLE | FLAT EXTERNAL TEETH |  | PRIMARY WASHER OUTSIDE DIAMETER | 0.462 INCHES MINIMUM AND |  |  | 0.474 INCHES MAXIMUM |  | PRIMARY WASHER MATERIAL THICKNESS | 0.250 INCHES NOMINAL | 
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