12-XH-220 1760 RPM

12-XH-220 1760 RPM

Impeller Data Bowl Data
Impeller Model 12-XH-220 Bowl Model 12-XH
Type Enclosed Connection Type Bolted
Diameter: A= 10.000" Outside Diameter: nominal 12.125"
B= 9.350" minimum 11.850"
C= 8.625" Column Pipe Size: minimum 8"
Hydraulic Thrust Factor 17.5 lbs/ft of head @ peak efficiency maximum 10"
Impeller Weight 18.9# Suction Pipe Size 10"
Number of Vanes 7 Shaft Size: standard 1.687"
Specific Speed (Ns) 4519 maximum Consult Factory
Effective Eye Area 41.42 in² Lateral: standard 1.250"
W (r sq.) 0.950 lbs -ft² maximum Consult Factory
Eye Fluid Velocity 0.01 ft/sec/gpm Shaft Bearing Clearance 0.010"
Peripheral Velocity 7.68 ft/sec/inch of impeller diameter Impeller Skirt Clearance 0.015"
  Maximum Sphere Size 0.800"
Efficiency Correction for Impeller Data *Maximum Head @ 1.0 s.g.:  
Number of Stages 1 2 3 4 5+ with nominal outside dia. 686 ft
Deduct No. Points 4 3 2 1 0 with minimum outside dia. 646 ft
Lengths Operational
Column Adapter 1.500" Minimum Required Submergence Consult Factory
Discharge Case 4.750" Standard Construction Materials
Bowl 12.000" Bowl A48-30 c.i. (porcelain)
Suction Case 11.625" Impeller C83800 br.
Suction Bell 9.625" Bowl Shaft 416 stainless steel
Submersible Motor Adapter Consult Factory Shaft Coupling C1215 steel
Approximate Shipping Weights Lock Collet C1215 steel
First Stage 252# Cap Screw grade 5
Additional Stage 106# Bowl Bearing C93200 br./buna-N A40
  Suction/Submersible Motor Adapter Bearing C93200 br.
Miscellaneous Throttle Bearing C93200 br.
Hub Projection on Bell Suction 0.250" Sand Collar C93200 br.
Cable Guard Height 0.500" Column Adapter/Discharge Case/Suction Case A48-30 c.i.
Distance from Impeller Eye to
Bottom of Bell Suction
9.625" Submersible Motor Adapter A48-30 c.i.
Tube Adapter cl. 65-45-12 ductile iron

* Not valid for submersible applications -- o-rings required if the maximum operating head will exceed 500'

 

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