5310-00-145-1768 WASHER,FLAT Index 5315-00-145-1776 PIN,STRAIGHT,HEADLESS

National Stock Number:
5310-00-145-1770

Federal Supply Class:
5310

National Item Identification Number:
001451770

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:
63932977445RTX CORPORATION
63933677445RTX CORPORATION
69239-42856878SPS TECHNOLOGIES, LLC
H29121-415653HOWMET GLOBAL FASTENING SYSTEMS INC


Techincal Specification:
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
NUT STYLEDOUBLE HEXAGON
OVERALL HEIGHT0.314 INCHES MINIMUM AND 0.329 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6415 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.250 INCHES
WASHER THICKNESS0.060 INCHES MINIMUM AND 0.080 INCHES MAXIMUM
WASHER OUTSIDE DIAMETER0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM
WIDTH ACROSS FLATS0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNJF
THREAD QUANTITY PER INCH28


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