5310-00-720-7622 WASHER,FLAT Index 5305-00-720-7629 SCREW,MACHINE

National Stock Number:
5310-00-720-7627

Federal Supply Class:
5310

National Item Identification Number:
007207627

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:
5310007207627SCY13E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE
5310007346823A00AME.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE
876127919207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
98669R131007NAVISTAR INTL CORP
998669R189346NAVISTAR INTL CORP TRUCK BR OHIO PLANT
LF51689346NAVISTAR INTL CORP TRUCK BR OHIO PLANT


Techincal Specification:
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
COUNTERSINK ANGLE89.0 DEGREES MINIMUM AND 91.0 DEGREES MAXIMUM NUT
HARDNESS RATING32.0 ROCKWELL C MINIMUM AND 36.0 ROCKWELL C MAXIMUM
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 SIZE0.562 INCHES
NUT HEIGHT0.600 INCHES MINIMUM AND 0.620 INCHES MAXIMUM
NUT STYLESLOTTED, HEXAGON
WIDTH ACROSS FLATS0.8650 INCHES MINIMUM AND 0.8775 INCHES MAXIMUM
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH18
THREAD SERIESUNF


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