5340-00-821-1925 STANDOFF,THREADED,SPACING Index 4730-00-821-1937 ADAPTER,STRAIGHT,PIPE TO TUBE

National Stock Number:
5310-00-821-1934

Federal Supply Class:
5310

National Item Identification Number:
008211934

Description:
NUT,SELF-LOCKING,EXTENDED WASHER

Detail:
A nut having 12 drive points, 24 sides, and an integral washer which extends beyond the points or periphery. An integral feature is incorporated for locking on the threads of a mating member.


Manufacturer Information:
BACN100CT481205THE BOEING COMPANY
BACN10CT477272THE BOEING COMPANY
EWN22-456878SPS TECHNOLOGIES, LLC
BACN10OCT481205THE BOEING COMPANY


Techincal Specification:
COUNTERSINK ANGLE90.0 DEGREES NOMINAL NUT
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
LUBRICATIONSOLUBLE LUBRICANT
OVERALL HEIGHT0.339 INCHES MINIMUM AND 0.349 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS6322 ASSN STD SINGLE MATERIAL RESPONSE OR AMS6280 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 8740 OR STEEL COMP 8630 OVERALL
NOMINAL THREAD SIZE0.250 INCHES
NUT STYLEDOUBLE HEXAGON
WASHER OUTSIDE DIAMETER0.471 INCHES MINIMUM AND 0.481 INCHES MAXIMUM
WASHER THICKNESS0.075 INCHES MINIMUM AND 0.090 INCHES MAXIMUM
WIDTH ACROSS FLATS0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
TEMP RATING450.0 FAHRENHEIT NOMINAL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3B
THREAD SERIESUNJF
THREAD QUANTITY PER INCH28


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