5310-01-364-2556 NUT,PLAIN,ROUND Index 5310-01-364-2558 WASHER,FLAT

National Stock Number:
5310-01-364-2557

Federal Supply Class:
5310

National Item Identification Number:
013642557

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.


Manufacturer Information:
3D0149-2688277THE BOEING COMPANY
84319-261256878SPS TECHNOLOGIES, LLC


Techincal Specification:
THREAD SERIESUNJF
NOMINAL THREAD SIZE1.625 INCHES
THREAD QUANTITY PER INCH12
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL COMP 8740 OR
STEEL COMP 4140 OR
STEEL COMP 4340 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6322 ASSN STD 1ST MATERIAL RESPONSE OR
AMS 6382 ASSN STD 2ND MATERIAL RESPONSE OR
AMS 6414 ASSN STD 3RD MATERIAL RESPONSE OVERALL
SURFACE TREATMENTCADMIUM AND
CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HARDNESS RATING36.0 ROCKWELL C MINIMUM AND
40.0 ROCKWELL C MAXIMUM
NUT STYLESLOTTED HEXAGON
WASHER OUTSIDE DIAMETER2.450 INCHES MINIMUM AND
2.500 INCHES MAXIMUM
OVERALL HEIGHT0.897 INCHES NOMINAL
WASHER THICKNESS0.130 INCHES NOMINAL
WIDTH ACROSS FLATS1.737 INCHES MINIMUM AND
1.759 INCHES MAXIMUM
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
LUBRICATIONDRY FILM LUBRICANT


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