4210-00-640-6808 EXTINGUISHER,FIRE Index 4140-00-640-6810 IMPELLER,FAN,CENTRIFUGAL

National Stock Number:
4140-00-640-6809

Federal Supply Class:
4140

National Item Identification Number:
006406809

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:
GA51973L164959AMERICAN TELEPHONE AND TELEGRAPH CO
GA51973L170408AT AND T CORP
IS1447975511AMETEK INC LAMB ELECTRIC DIV
S0-C-6533980063US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR
SC-C-6533980063US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR
SCC6533975511AMETEK INC LAMB ELECTRIC DIV


Techincal Specification:
DRIVE TYPEGEAR
ELECTRICAL CONNECTION TYPEWIRE LEAD
AIR FLOW RATE50.0 CUBIC FEET PER MINUTE MAXIMUM
AMBIENT TEMP AT FULL RATED POWER-65.0 FAHRENHEIT AND 205.0 FAHRENHEIT
DISCHARGE DIRECTIONVERTICAL UP
ENVIRONMENTAL PROTECTIONSHOCK PROOF AND VIBRATION PROOF
HEIGHT5.607 INCHES NOMINAL
INCLOSURE TYPEPARTIALLY INCLOSED
LENGTH6.375 INCHES NOMINAL
OPERATING SPEED AT RATED CAPACITY IN RPM3208.0
OUTLET INSIDE HEIGHT1.750 INCHES NOMINAL
OUTLET LOCATIONTOP
MATERIALALUMINUM OVERALL
MOUNTING FACILITY TYPE AND QUANTITY4 FEET AND 16 UNTHREADED HOLE
PHASESINGLE
PRIME MOVER DRIVE SHAFT BEARING TYPEBALL
PRIME MOVER TYPEELECTRIC MOTOR
ROTATION DIRECTION FOR WHICH DESIGNEDCLOCKWISE
SPEED ADJUSTMENTSSINGLE SPEED
STATIC PRESSURE AT SPECIFIED AIR FLOW RATE3.0 INCHES OF WATER
STAGE QUANTITY1
SPECIAL FEATURESRATIO OF MOTOR SHAFT GEAR TO CENTRIFUGAL IMPELLER SHAFT GEAR PRODUCES 775 RPM FOR IMPELLER; MOTOR SHAFT EXTENDED AT OTHER END AND FITTED W/4 IN. DIA PROPELLER TYPE FAN BLADE; W/WIRE GUARD; CCW ROTATION FACING AIR DISCARGE; AIR FLOW OVER MOTOR AND THRU BLADES; W/CENTRIFUGAL SWITCH AND LEAD FOR CONTROL OF INTERLOCK ACCESSORY
WIDTH10.125 INCHES NOMINAL
STYLE DESIGNATORFIXED, RECTANGULAR OUTLETS
SURFACE TREATMENTANODIZE OVERALL
VOLTAGE IN VOLTS AND CURRENT TYPE115.0 AC


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