The Condenser,steam,surface, cataloged under National Stock Number 4420-00-221-1387, is classified within Federal Supply Class 4420 (Heat Exchangers and Steam Condensers) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Epd. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4420-00-221-1387 |
| Primary Part Number | SL6472 |
| Item Name | Condenser,steam,surface |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| Status | ACTIVE |
| Ejector Type | SINGLE |
| Tube Length | 4.000 FEET NOMINAL FT |
| Pass Quantity | 2 |
| Operating Pressure | 10.0 POUNDS PER SQUARE INCH (PSI) MINIMUM LBS |
| Tube Quantity | 187 |
| Tube Attachment Method | EXPANDED ONE END-PACKED ONE END |
| Material Thickness | 1.000 INCHES NOMINAL IN |
| Tubing Outside Diameter | 0.625 INCHES NOMINAL IN |
| Unit Type | WATER-COOLED |
| Stage Quantity Per Unit | 1 |
| Cooling Surface Area | 122.000 SQUARE FEET |
| Operation Method | STEAM |
| Condensing Method | COOLING WATER FLOWING THROUGH TUBES OR STEAM OUTSIDE TUBES |
| Shell Material | STEEL |
| Nozzle Quantity Per Stage | 1 |
| 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 |
|---|---|
| SL6472 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| Reference | Meaning |
|---|---|
| SL6472 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4420-00-221-1387 is a Condenser,steam,surface, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
NSN 4420-00-221-1387 has 1 manufacturer part number on file: SL6472 (Curtiss-Wright Electro-Mechanical Corporation Div Epd).
Key specifications for SL6472: Ejector Type: SINGLE; Tube Length: 4.000 FEET NOMINAL FT; Pass Quantity: 2; Operating Pressure: 10.0 POUNDS PER SQUARE INCH (PSI) MINIMUM LBS. 15 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.