4730-00-155-7653 COUPLING,TUBE Index 4730-00-155-7655 COUPLING,TUBE

National Stock Number:
5310-00-155-7654

Federal Supply Class:
5310

National Item Identification Number:
001557654

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:
9303482106PARKER-HANNIFIN CORPORATION


Techincal Specification:
THREAD SERIESUN
NOMINAL THREAD SIZE1.875 INCHES
THREAD QUANTITY PER INCH16
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL COMP E4340 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENTCADMIUM AND
CHROMATE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NUT STYLEHEXAGON
NUT HEIGHT0.500 INCHES NOMINAL
WIDTH ACROSS FLATS2.240 INCHES NOMINAL
HOLE CONFIGURATION STYLECONFIGURATION B
HOLE TYPE AND QUANTITY3 DRILLED
DRILLED HOLE DIAMETER0.060 INCHES NOMINAL
BEARING SURFACE TYPECHAMFERED
COUNTERSINK ANGLE80.0 DEGREES MINIMUM AND
100.0 DEGREES MAXIMUM BOTH ENDS
BEARING SURFACE FINISH125.0 MICROINCHES
THE MANUFACTURERS DATA
MANUFACTURERS CODE82106
DESIGN CONTROL REFERENCE93034


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