3120-00-483-8776 BEARING,SLEEVE Index 5310-00-483-8779 WASHER,LOCK

National Stock Number:
5310-00-483-8777

Federal Supply Class:
5310

National Item Identification Number:
004838777

Description:
NUT,SELF-LOCKING,SLOTTED,HEXAGON

Detail:
A NUT HAVING A FLAT BEARING SURFACE AND 6 FLAT SIDES WITH SLOTS IN ITS UPPER PORTION. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER. THE SLOTS, WHEN USED IN CONJUNCTION WITH A SOLID OR SPLIT (COTTER) PIN, ACT AS AN EXTRA "FAIL SAFE", FEATURE IN CRITICAL APPLICATIONS. EXCLUDES NUT (1), SELF-LOCKING, CASTELLATED, OCTAGON.


Manufacturer Information:
27260621450ARMY WEAPONS COMMAND ATTN AMSWE-REE-S
5310004838777A00AME.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE
5310004838777SCY13E.C.A ETABLISSEMENT CENTRALD'APPROVISIONNEMENT DES FORCES ARMEE


Techincal Specification:
BEARING SURFACE TYPEWASHER FACED
COUNTERBORE DIAMETER1.328 INCHES NOMINAL NUT
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE1.000 INCHES
NUT COUNTERBORE DEPTH0.038 INCHES MINIMUM AND 0.048 INCHES MAXIMUM NUT
NUT HEIGHT0.831 INCHES MINIMUM AND 0.887 INCHES MAXIMUM
NUT STYLESLOTTED, HEXAGON
WIDTH ACROSS FLATS1.450 INCHES MINIMUM AND 1.500 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 1 CLASS 3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TYPE 2 CLASS 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OR ZINC OVERALL
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNS
THREAD QUANTITY PER INCH14


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