2530-00-776-7725 UPPER Index 2930-00-776-7729 ROTOR

National Stock Number:
5310-00-776-7728

Federal Supply Class:
5310

National Item Identification Number:
007767728

Description:
NUT,PLAIN,SLOTTED,HEXAGON

Detail:
A nut having a flat bearing surface and 6 flat sides with slots in its upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes NUT (1), PLAIN, CASTELLATED, HEXAGON.


Manufacturer Information:
50268202978RENK AMERICA LLC
502682R1120SATAIR A/S
5310007767728SCY13E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE
776772819207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM


Techincal Specification:
BEARING SURFACE FINISH125.0 MICROINCHES
BEARING SURFACE TYPEWASHER FACED
COUNTERSINK ANGLE108.0 DEGREES MINIMUM AND 112.0 DEGREES MAXIMUM NUT
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A322 ASSN STD ALL MATERIAL RESPONSES OR ASTM A331 ASSN STD ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL COMP 4140 OR STEEL COMP 8640 OR STEEL COMP 8740 OVERALL
NOMINAL THREAD SIZE0.750 INCHES
NUT HEIGHT0.430 INCHES MINIMUM AND 0.450 INCHES MAXIMUM
NUT STYLESLOTTED, HEXAGON
WIDTH ACROSS FLATS1.250 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNF
THREAD QUANTITY PER INCH16


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