4140-01-069-6988 FAN,VANEAXIAL Index 6750-01-069-6990 PAPER,PHOTOGRAPHIC

National Stock Number:
4140-01-069-6989

Federal Supply Class:
4140

National Item Identification Number:
010696989

Description:
FAN,CENTRIFUGAL

Detail:
A nonpositive displacement mechanical device having a centrifugal fan impeller inclosed within a housing. It is designed to move air or gas over a wide range of volumes and pressures. The air or gas is drawn in axially and discharged radially or drawn in radially and discharged axially by centrifugal force through an outlet in the housing.


Manufacturer Information:
02757682877ROTRON INCORPORATED
02757600082877ROTRON INCORPORATED
717475-105869RAYTHEON COMPANY
C7R8F-104810ASHLAND ELECTRIC PRODUCTS INC
DRFS-PD3504-270WS-CCW12 OCLOCK82877ROTRON INCORPORATED
DRFS-PD3504CCW-270WF82877ROTRON INCORPORATED


Techincal Specification:
DRIVE TYPEDIRECT
ELECTRICAL CONNECTION TYPEWIRE LEAD
AIR FLOW RATE470.0 CUBIC FEET PER MINUTE NOMINAL
AMBIENT TEMP AT FULL RATED POWER-55.0 CELSIUS AND 71.0 CELSIUS
DISCHARGE DIRECTIONVERTICAL UP
FEATURES PROVIDEDSAFETY IMPELLER GUARD
HEIGHT6.875 INCHES NOMINAL
INCLOSURE TYPEFULLY INCLOSED
LENGTH6.250 INCHES NOMINAL
OUTLET INSIDE HEIGHT2.656 INCHES NOMINAL
OUTLET INSIDE WIDTH4.000 INCHES NOMINAL
OUTLET LOCATIONTOP
MATERIALSTEEL OVERALL
MOUNTING FACILITY TYPE AND QUANTITY2 FLANGE AND 8 UNTHREADED HOLE
OPERATING SPEED AT RATED CAPACITY IN RPM3500.0
PHASETHREE
PRIME MOVER DRIVE SHAFT BEARING TYPEBALL
PRIME MOVER TYPEELECTRIC MOTOR
ROTATION DIRECTION FOR WHICH DESIGNEDCLOCKWISE AND COUNTERCLOCKWISE
SPEED ADJUSTMENTSSINGLE SPEED
STAGE QUANTITY1
STATIC PRESSURE AT SPECIFIED AIR FLOW RATE0.0 INCHES OF WATER
WIDTH12.150 INCHES NOMINAL
STYLE DESIGNATORFIXED, DUAL IMPELLER, RECTANGULAR OUTLET
SURFACE TREATMENTENAMEL OVERALL
VOLTAGE IN VOLTS AND CURRENT TYPE208.0 AC


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