The Pumping Unit,condensate,heating-, cataloged under National Stock Number 4520-01-256-2223, 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 W.w. Grainger, Inc. Div Government Sales Division. Government technical data includes 11 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-256-2223 |
| Primary Part Number | SP221 |
| Item Name | Pumping Unit,condensate,heating- |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | W.w. Grainger, Inc. Div Government Sales Division |
| Status | ACTIVE |
| Phase | SINGLE |
| Current Type | AC |
| Voltage in Volts | 115.0 |
| Inlet Connection Type | INTERNAL |
| Accessory Components and Quantity | 90 DEG OUTLET NIPPLE,1; 20 FT 0.250 IN. PLASTIC TUBING,1 IN |
| Electric Motor Horsepower Rating | 0.029 |
| Unit Type | SINGLE |
| Frequency Rating | 60.0 HERTZ NOMINAL |
| Water Capacity in Gallons Per Minute | 1.25 |
| Discharge Connection Type | ANY ACCEPTABLE |
| Current Rating in Amps | 1.0 |
| 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 |
|---|---|
| SP221 PRIMARY | W.w. Grainger, Inc. Div Government Sales Division (USA) |
| Reference | Meaning |
|---|---|
| 1P867 | 5/9 Secondary reference W.w. Grainger, Inc. Div Government Sales Division |
| 1P867 | 5/9 Secondary reference Teel Machine Co Inc |
| IP867 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 4520-01-256-2223 is a Pumping Unit,condensate,heating-, manufactured by W.w. Grainger, Inc. Div Government Sales Division, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-256-2223 has 1 manufacturer part number on file: SP221 (W.w. Grainger, Inc. Div Government Sales Division).
Key specifications for SP221: Overall Height: 8.000 INCHES NOMINAL IN; Phase: SINGLE; Current Type: AC; Voltage in Volts: 115.0. 11 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.