5310-01-338-0948 NUT,SELF-LOCKING,PLATE Index 5310-01-338-0950 WASHER,KEYWAY

National Stock Number:
5310-01-338-0949

Federal Supply Class:
5310

National Item Identification Number:
013380949

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:
03A187-4L1W025NORTHROP GRUMMAN SYSTEMS CORP
03A187-4L76823NORTHROP GRUMMAN SYSTEMS CORPORATION
SMTE9925-4019L2ESNA, LLC
BH187-427238BRISTOL INDUSTRIES, LLC
73783CM-42856878SPS TECHNOLOGIES, LLC
SMTE9925-472962HARVARD INDUSTRIES INC


Techincal Specification:
THREAD SERIESUNJF
NOMINAL THREAD SIZE0.250 INCHES
THREAD QUANTITY PER INCH28
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
MATERIALIRON ALLOY 660 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE NUT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE NUT
NUT STYLESLOTTED HEXAGON
WASHER OUTSIDE DIAMETER0.386 INCHES MINIMUM
OVERALL HEIGHT0.188 INCHES NOMINAL
WASHER THICKNESS0.020 INCHES NOMINAL
WIDTH ACROSS FLATS0.306 INCHES MINIMUM AND
0.316 INCHES MAXIMUM
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
TEMP RATING450.0 DEG FAHRENHEIT MAXIMUM
SPECIAL FEATURESDRY FILM LUBRICANT


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