5310-01-270-1250 NUT,SELF-LOCKING,PLATE Index 5310-01-270-1252 WASHER,FLAT

National Stock Number:
5310-01-270-1251

Federal Supply Class:
5310

National Item Identification Number:
012701251

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:
68160-109344ROCKWELL COLLINS, INC. DBA RC DISPLAYS SYSTEMS


Techincal Specification:
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH0.586 INCHES NOMINAL
COUNTERBORE DIAMETER0.486 INCHES MINIMUM AND 0.494 INCHES MAXIMUM NUT
DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER0.293 INCHES NOMINAL
DISTANCE FROM CENTERLINE TO FLAT0.245 INCHES NOMINAL
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 304 OVERALL
MOUNTING HOLE ARRANGEMENT STYLE2 HOLES
MOUNTING HOLE DIAMETER0.138 INCHES NOMINAL
NOMINAL THREAD SIZE0.250 INCHES
NUT COUNTERBORE DEPTH0.230 INCHES NOMINAL NUT
NUT HEIGHT1.130 INCHES NOMINAL
NUT MOUNTING PROVISIONSTRAIGHT HOLES
NUT STYLEPLATE
PLATE THICKNESS0.250 INCHES NOMINAL
PLATE WIDTH1.250 INCHES NOMINAL
SPECIAL FEATURESMOUNTING HOLES THREADED 0.138-32 UNC 2B
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35,TYPE 4 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH20
THREAD SERIESUNF


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