5365-00-656-2659 RING,LOCK,KEYED Index 5310-00-656-2678 WASHER,FLAT

National Stock Number:
5310-00-656-2660

Federal Supply Class:
5310

National Item Identification Number:
006562660

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:
1039236918876U S ARMY AVIATION AND MISSILE COMMAND
22NA21J05472962HARVARD INDUSTRIES INC


Techincal Specification:
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH0.998 INCHES MINIMUM AND 1.002 INCHES MAXIMUM
DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM
FEATURES PROVIDEDFLOATING NUT
LOCKING FEATUREPREVAILING TORQUE WITH NONMETALLIC INSERT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/5 FED SPEC SINGLE MATERIAL RESPONSE SHELL
MATERIALALUMINUM ALLOY 2024 SHELL
MATERIALPLASTIC POLYAMIDE LOCKING INSERT
MATERIALSTEEL NUT
MOUNTING HOLE ARRANGEMENT STYLE2 HOLES
MOUNTING HOLE DIAMETER0.130 INCHES MINIMUM AND 0.136 INCHES MAXIMUM
NOMINAL THREAD SIZE0.312 INCHES
NUT HEIGHT0.401 INCHES NOMINAL
NUT LENGTH1.281 INCHES NOMINAL
NUT MOUNTING PROVISIONSTRAIGHT HOLES
NUT STYLEPLATE
PLATE THICKNESS0.037 INCHES MINIMUM AND 0.047 INCHES MAXIMUM
PLATE WIDTH0.797 INCHES NOMINAL
SURFACE TREATMENTANODIZE SHELL
SURFACE TREATMENTCADMIUM NUT
TEMP RATING250.0 FAHRENHEIT NOMINAL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH24
THREAD SERIESUNF


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