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		                        | National Stock Number:
 5310-01-611-4580
 
 Federal Supply Class:
 5310
 
 National Item Identification Number:
 016114580
 
 Description:
 NUT,SELF-LOCKING,EXTENDED WASHER
 
 Detail:
 A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery. An integral feature is incorporated for locking on the threads of a mating member.
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 Manufacturer Information:
 
 | 12543053-004 | 19207 | U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM | 
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 Techincal Specification:
 
 | THREAD SERIES | UNC |  | NOMINAL THREAD SIZE | 0.750 INCHES |  | THREAD QUANTITY PER INCH | 10 |  | THREAD DIRECTION | RIGHT-HAND |  | MATERIAL | STEEL OVERALL |  | MATERIAL DOCUMENT AND CLASSIFICATION | ASME J995 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |  | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | 12424710 METHOD 4 MFR REF SINGLE TREATMENT RESPONSE OVERALL |  | NUT STYLE | HEXAGON |  | WASHER OUTSIDE DIAMETER | 1.585 INCHES NOMINAL |  | OVERALL HEIGHT | 0.825 INCHES NOMINAL |  | WASHER THICKNESS | 0.120 INCHES NOMINAL |  | WIDTH ACROSS FLATS | 1.127 INCHES NOMINAL |  | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |  | SPECIAL FEATURES | MATERIAL GRADE 8 CARBON STEEL |  | PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT, FLANGE, HEX SPIRALOCK | 
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