5310-00-579-0231 NUT,SELF-LOCKING,PLATE Index 5310-00-579-0235 NUT,PLAIN,HEXAGON

National Stock Number:
5310-00-579-0232

Federal Supply Class:
5310

National Item Identification Number:
005790232

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:
853742718876U S ARMY AVIATION AND MISSILE COMMAND
A2500-04872962HARVARD INDUSTRIES INC
MILN2502781349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


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 ALL METAL DESIGN
OVERALL HEIGHT0.762 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD 1ST MATERIAL RESPONSE NUT
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 4049 ASSN STD 3RD MATERIAL RESPONSE SHELL
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 4049 ASSN STD 2ND MATERIAL RESPONSE BASE
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-6855,CL 1 MIL SPEC 4TH MATERIAL RESPONSE SEAL
MATERIALALUMINUM ALLOY BASE
MATERIALALUMINUM ALLOY SHELL
MATERIALRUBBER SYNTHETIC SEAL
MATERIALSTEEL COMP 4130 NUT
MOUNTING HOLE ARRANGEMENT STYLE2 HOLES
MOUNTING HOLE DIAMETER0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM
NOMINAL THREAD SIZE0.250 INCHES
NUT HEIGHT0.500 INCHES MINIMUM AND 0.672 INCHES MAXIMUM
NUT LENGTH1.266 INCHES MINIMUM AND 1.296 INCHES MAXIMUM
NUT MOUNTING PROVISIONSTRAIGHT HOLES
NUT STYLEPLATE
PLATE THICKNESS0.030 INCHES MINIMUM AND 0.050 INCHES MAXIMUM
PLATE WIDTH0.658 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC 1ST TREATMENT RESPONSE BASE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-A-8625 MIL SPEC 2ND TREATMENT RESPONSE SHELL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 3 FED SPEC 3RD TREATMENT RESPONSE NUT
SURFACE TREATMENTANODIZE BASE
SURFACE TREATMENTANODIZE SHELL
SURFACE TREATMENTCADMIUM NUT
TEMP RATING225.0 FAHRENHEIT NOMINAL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNF
THREAD QUANTITY PER INCH28


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