Return to 60-Cycle Catalog
15-M-180 880 RPM
| Impeller Data | Bowl Data | ||||||
| Impeller Model | 15-M-180 | Bowl Model | 15-M | ||||
| Type | Enclosed | Connection Type | Bolted | ||||
| Diameter: A= | 11.850" | Outside Diameter: nominal | 14.904" | ||||
| B= | 11.050" | minimum | 14.875" | ||||
| C= | 10.250" | Column Pipe Size: minimum | 10" | ||||
| Hydraulic Thrust Factor | 10.8 lbs/ft of head @ peak efficiency | maximum | 12" | ||||
| Impeller Weight | 24.5# | Suction Pipe Size | 12" | ||||
| Number of Vanes | 5 | Shaft Size: standard | 2.187" | ||||
| Specific Speed (Ns) | 2523 | maximum | Consult Factory | ||||
| Effective Eye Area | 31.85 in² | Lateral: standard | 0.875" | ||||
| W (r sq.) | 2.233 lbs -ft² | maximum | Consult Factory | ||||
| Eye Fluid Velocity | 0.01 ft/sec/gpm | Shaft Bearing Clearance | 0.010" | ||||
| Peripheral Velocity | 3.84 ft/sec/inch of impeller diameter | Impeller Skirt Clearance | 0.015" | ||||
| Maximum Sphere Size | 1.125" | ||||||
| Efficiency Correction for Impeller Data | *Maximum Head @ 1.0 s.g.: | ||||||
| Number of Stages | 1 | 2 | 3 | 4 | 5+ | with nominal outside dia. | 532 ft |
| Deduct No. Points | 4 | 3 | 2 | 1 | 0 | with minimum outside dia. | 514 ft |
| Lengths | Operational | ||
| Column Adapter | 1.500" | Minimum Required Submergence | Consult Factory |
| Discharge Case | 5.500" | Standard Construction Materials | |
| Bowl | 12.750" | Bowl | A48-30 c.i. (porcelain) |
| Suction Case | 11.875" | 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 | 440# | Cap Screw | grade 5 |
| Additional Stage | 198# | Bowl Bearing | C93200 br./buna-N A40 |
| Suction/Submersible Motor Adapter Bearing | C93200 br. | ||
| Miscellaneous | Throttle Bearing | C93200 br. | |
| Hub Projection on Bell Suction | 1.000" | 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 |
9.750" | 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'