5310-00-817-1287 NUT,SHEET SPRING Index 5310-00-817-1290 WASHER,SHOULDERED

National Stock Number:
5310-00-817-1288

Federal Supply Class:
5310

National Item Identification Number:
008171288

Description:
NUT,SELF-LOCKING,PLATE

Detail:
A nut with a flanged base of varied shapes which may be plain or mounted by rivets, bolts, welding or integral prongs. An integral feature is incorporated for locking on the threads of a mating member.


Manufacturer Information:
717899-05382577RAYTHEON COMPANY
908226618876U S ARMY AVIATION AND MISSILE COMMAND
990293-1600752L3HARRIS TECHNOLOGIES, INC.
MF1001-415653HOWMET GLOBAL FASTENING SYSTEMS INC
MF1001-475237HOWMET GLOBAL FASTENING SYSTEMS INC.


Techincal Specification:
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL CORROSION RESISTING OVERALL
THREAD SERIESUNF
NOMINAL THREAD SIZE0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3B
SURFACE TREATMENTPASSIVATE OVERALL
NUT LENGTH0.801 INCHES NOMINAL
NUT HEIGHT0.281 INCHES NOMINAL
PLATE THICKNESS0.125 INCHES NOMINAL
PLATE WIDTH0.431 INCHES NOMINAL
NUT MOUNTING PROVISIONSTRAIGHT HOLES
MOUNTING HOLE ARRANGEMENT STYLE2 HOLES
MOUNTING HOLE DIAMETER0.098 INCHES MINIMUM AND
0.103 INCHES MAXIMUM
DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER0.281 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH0.560 INCHES MINIMUM AND
0.564 INCHES MAXIMUM
TEMP RATING500.0 DEG FAHRENHEIT NOMINAL
FEATURES PROVIDEDFLOATING NUT


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