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		                        | National Stock Number:
 5310-01-570-3995
 
 Federal Supply Class:
 5310
 
 National Item Identification Number:
 015703995
 
 Description:
 NUT,SELF-LOCKING,HEXAGON
 
 Detail:
 A nut having a flat bottom and 6 sides. An integral feature is incorporated for locking on the threads of a mating member. Excludes NUT (1), SELF-LOCKING, CAP.
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 Manufacturer Information:
 
 | 10003527 | 1EFH8 | GENERAL DYNAMICS LAND SYSTEMS - FORCE PROTECTION INC. |  | 10019123 | 61C19 | MIL-COTS CORPORATION |  | 20688-01 | 99062 | TUTHILL CORPORATION DBA REYCO/GRANNING DIV REYCO GRANNING |  | 57458-000 | U7887 | NP AEROSPACE LIMITED | 
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 Techincal Specification:
 
 | THREAD DIRECTION | RIGHT-HAND |  | MATERIAL | STEEL OVERALL |  | NUT STYLE | HEXAGON |  | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |  | BEARING SURFACE TYPE | CHAMFERED |  | THREAD SERIES | UNF |  | NOMINAL THREAD SIZE | 0.875 INCHES |  | THREAD QUANTITY PER INCH | 14 |  | THREAD PITCH IN MILLIMETERS | 20.64 |  | THREAD CLASS | 2B |  | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM AND |  |  | 34.0 ROCKWELL C MAXIMUM |  | NUT HEIGHT | 1.176 INCHES NOMINAL |  | WIDTH ACROSS FLATS | 1.315 INCHES NOMINAL |  | PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT, HEX LOCK, 7/8-14UNF GRC | 
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