5305-00-477-7254 SCREW,MACHINE Index 5305-00-477-7265 THUMBSCREW

National Stock Number:
5310-00-477-7256

Federal Supply Class:
5310

National Item Identification Number:
004777256

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.


Manufacturer Information:
1485S0615653HOWMET GLOBAL FASTENING SYSTEMS INC
1485S0656878SPS TECHNOLOGIES, LLC
1485S0699167HAMILTON SUNDSTRAND CORPORATION


Techincal Specification:
BEARING SURFACE TYPECHAMFERED
HARDNESS RATING24.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
MATERIALIRON ALLOY 660 OVERALL
NOMINAL THREAD SIZE0.138 INCHES
NUT HEIGHT0.111 INCHES MINIMUM AND 0.141 INCHES MAXIMUM
NUT STYLEINTERNAL OR EXTERNAL WRENCHING HEXAGON
WIDTH ACROSS FLATS0.302 INCHES MINIMUM AND 0.314 INCHES MAXIMUM
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNC
THREAD QUANTITY PER INCH32


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