4330-01-529-3162 FILTER ELEMENT,FLUID Index 3020-01-529-3164 PULLEY,FLAT

National Stock Number:
5310-01-529-3163

Federal Supply Class:
5310

National Item Identification Number:
015293163

Description:
NUT,PLAIN,HEXAGON

Detail:
A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see LOCKNUT, ELECTRICAL CONDUIT. See also LOCKNUT, TUBE FITTING. For items having a thickness (or height) exceeding two times the width across the flats, use POST, ELECTRICAL-MECHANICAL EQUIPMENT. (When height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)


Manufacturer Information:
AS5178K080U583SAE INTERNATIONAL
AS5178K0881343SOCIETY OF AUTOMOTIVE ENGINEERS INC


Techincal Specification:
BEARING SURFACE TYPECHAMFERED
CRITICALITY CODE JUSTIFICATIONFEAT
NUT HEIGHT0.312 INCHES NOMINAL
NUT STYLEHEXAGON
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OR AMS 5648 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 316 OVERALL
NOMINAL THREAD SIZE0.750 INCHES
SPECIAL FEATURESLANDING GEAR SPECIFIC; CRITICAL CHARACTERISTICS
THREAD SERIESUNIFIED NATIONAL JOINT FINE (UNJF)
THREAD QUANTITY PER INCH16
WIDTH ACROSS FLATS0.990 INCHES MINIMUM AND 1.003 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND


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