5310-00-177-1328 WASHER,FLAT Index 5310-00-177-1331 NUT,PLAIN,HEXAGON

National Stock Number:
5310-00-177-1329

Federal Supply Class:
5310

National Item Identification Number:
001771329

Description:
NUT,PLAIN,CASTELLATED,HEXAGON

Detail:
A nut having 6 flat sides, flat on the bottom and having a slotted cylindrical or dome shaped upper portion. It is designed to provide positive locking when used with a solid or split (cotter) pin. Excludes NUT (1), PLAIN, SLOTTED, HEXAGON.


Manufacturer Information:
1163059519207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
5310001771329A00AME.C.A ETABLISSEMENT CENTRAL DESAPPROVISIONNEMENTS DES FORCES ARMEE


Techincal Specification:
NUT COUNTERBORE DEPTH0.120 INCHES NOMINAL NUT
COUNTERBORE DIAMETER0.620 INCHES NOMINAL NUT
COUNTERSINK ANGLE45.0 DEGREES NOMINAL NUT
THREAD SERIESUNF
NOMINAL THREAD SIZE0.500 INCHES
THREAD QUANTITY PER INCH20
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
SURFACE TREATMENTCADMIUM OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NUT STYLECASTELLATED, HEXAGON
NUT HEIGHT0.790 INCHES MINIMUM AND
0.820 INCHES MAXIMUM
WIDTH ACROSS FLATS0.736 INCHES MINIMUM AND
0.750 INCHES MAXIMUM
BEARING SURFACE TYPEFLAT


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