Part Number: F52NA1-820

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CONDITION:
NS
GREER STOP NUT INC.27687
FITZ AEROSPACE, LLC019L2
HARVARD INDUSTRIES INC72962
NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE80205
MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M96906
NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE80205
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
LOCKING FEATUREPREVAILING TORQUE WITH NONMETALLIC INSERT
MOUNTING HOLE DIAMETER0.161 INCHES MINIMUM AND 0.166 INCHES MAXIMUM
NUT STYLEPLATE
NUT LENGTH1.602 INCHES MAXIMUM
NUT HEIGHT0.575 INCHES MINIMUM AND 0.609 INCHES MAXIMUM
PLATE THICKNESS0.115 INCHES MAXIMUM
PLATE WIDTH0.796 INCHES MINIMUM AND 0.859 INCHES MAXIMUM
NUT MOUNTING PROVISIONSTRAIGHT HOLES
MOUNTING HOLE ARRANGEMENT STYLE2 HOLES
DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER0.620 INCHES MINIMUM AND 0.630 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH1.248 INCHES MINIMUM AND 1.252 INCHES MAXIMUM
TEMP RATING450.0 DEG FAHRENHEIT NOMINAL
THREAD SERIESUNF
THREAD QUANTITY PER INCH20
HARDNESS RATING32.0 ROCKWELL C MAXIMUM
NOMINAL THREAD SIZE0.500 INCHES
COUNTERSINK ANGLE88.0 DEGREES MINIMUM NUT AND 102.0 DEGREES MAXIMUM NUT
MATERIALPLASTIC POLYAMIDE LOCKING INSERT
MATERIALSTEEL NUT
SURFACE TREATMENTCADMIUM NUT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE NUT
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.