The Pumping Unit,condensate,heating-, cataloged under National Stock Number 4520-01-063-4915, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Itt Fluid Technology Corp Itt Mcdonnell and Miller. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-063-4915 |
| Primary Part Number | WC12-20-B |
| Item Name | Pumping Unit,condensate,heating- |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Itt Fluid Technology Corp Itt Mcdonnell and Miller |
| Status | ACTIVE |
| Phase | SINGLE |
| Electric Motor RPM | 3500.0 |
| Discharge Pressure Capacity in Pounds Per Square Inch | 20.0 |
| Current Type | AC |
| Voltage in Volts | 115.0 |
| Discharge Nominal Pipe Size Accommodated | 0.750 INCHES IN |
| Inlet Connection Type | INTERNAL |
| Radiation Capacity in Square Feet | 12000.0 |
| Electric Motor Horsepower Rating | 0.333 |
| Unit Type | SINGLE |
| Frequency Rating | 60.0 HERTZ NOMINAL |
| Water Capacity in Gallons Per Minute | 18.0 |
| Discharge Connection Type | INTERNAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| WC12-20-B PRIMARY | Itt Fluid Technology Corp Itt Mcdonnell and Miller (USA) |
| Reference | Meaning |
|---|---|
| WC12-20 | 5/9 Secondary reference Itt Fluid Technology Corp Itt Mcdonnell and Miller |
NSN 4520-01-063-4915 is a Pumping Unit,condensate,heating-, manufactured by Itt Fluid Technology Corp Itt Mcdonnell and Miller, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-063-4915 has 1 manufacturer part number on file: WC12-20-B (Itt Fluid Technology Corp Itt Mcdonnell and Miller).
Key specifications for WC12-20-B: Overall Height: 15.500 INCHES NOMINAL IN; Phase: SINGLE; Electric Motor RPM: 3500.0; Discharge Pressure Capacity in Pounds Per Square Inch: 20.0. 13 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.