5310-01-231-3279 NUT,PLAIN,EXTENDED WASHER,HEXAGON Index 5310-01-231-3281 WASHER,FLAT

National Stock Number:
5310-01-231-3280

Federal Supply Class:
5310

National Item Identification Number:
012313280

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:
3M1050C576301THE BOEING COMPANY
MF52100-515653HOWMET GLOBAL FASTENING SYSTEMS INC
NF52100-515653HOWMET GLOBAL FASTENING SYSTEMS INC


Techincal Specification:
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH0.716 INCHES MINIMUM AND 0.720 INCHES MAXIMUM
COUNTERBORE DIAMETER0.317 INCHES MINIMUM BASE
DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER0.354 INCHES MINIMUM AND 0.364 INCHES MAXIMUM
FEATURES PROVIDEDFLOATING NUT
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
LUBRICATIONDRY FILM LUBRICANT
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALIRON ALLOY 660 OVERALL
MOUNTING HOLE DIAMETER0.130 INCHES MINIMUM AND 0.135 INCHES MAXIMUM
MOUNTING HOLE ARRANGEMENT STYLE2 HOLES
NOMINAL THREAD SIZE0.312 INCHES
NUT COUNTERBORE DEPTH0.062 INCHES NOMINAL BASE
NUT HEIGHT0.328 INCHES MAXIMUM
NUT LENGTH1.010 INCHES MAXIMUM
NUT MOUNTING PROVISIONSTRAIGHT HOLES
NUT STYLEPLATE
PLATE THICKNESS0.032 INCHES NOMINAL
PLATE WIDTH0.581 INCHES MAXIMUM
SURFACE TREATMENTPASSIVATE OVERALL
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS3B
THREAD SERIESUNJF
THREAD QUANTITY PER INCH24


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