The Heater,fluid,industrial, cataloged under National Stock Number 4420-01-500-5973, 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 Alfa Laval Inc. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4420-01-500-5973 |
| Primary Part Number | S/N 30101-99225 |
| Item Name | Heater,fluid,industrial |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Manufacturer | Alfa Laval Inc |
| Status | ACTIVE |
| Heat Transfer Method | DIRECT |
| Effective Heat Transfer Surface Area | 82.9 SQUARE FEET |
| Connection Type | FLANGED PIPE HEATED FLUID INLET |
| Material | TITANIUM PLATES |
| Material | TITANIUM AND STEEL CORROSION RESISTING TUBES |
| 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 |
|---|---|
| S/N 30101-99225 PRIMARY | Alfa Laval Inc (USA) |
| S/N 30101-99221 PRIMARY | Alfa Laval Inc (USA) |
| S/N 30101-99223 PRIMARY | Alfa Laval Inc (USA) |
| S/N 30101-99222 PRIMARY | Alfa Laval Inc (USA) |
| S/N 30101-99224 PRIMARY | Alfa Laval Inc (USA) |
| Reference | Meaning |
|---|---|
| 88110-531 | 5/1 Secondary reference Alfa Laval Inc |
| M49712/AS PER SERIAL NUMBER | 5/1 Secondary reference Alfa Laval Inc |
| O/N BP12843/49712 | 5/1 Secondary reference Alfa Laval Inc |
NSN 4420-01-500-5973 is a Heater,fluid,industrial, manufactured by Alfa Laval Inc, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
NSN 4420-01-500-5973 has 5 manufacturer part numbers on file: S/N 30101-99225 (Alfa Laval Inc), S/N 30101-99221 (Alfa Laval Inc), S/N 30101-99223 (Alfa Laval Inc), S/N 30101-99222 (Alfa Laval Inc), S/N 30101-99224 (Alfa Laval Inc).
Key specifications for S/N 30101-99225: Heat Transfer Method: DIRECT; Effective Heat Transfer Surface Area: 82.9 SQUARE FEET; Connection Type: FLANGED PIPE HEATED FLUID INLET; Special Features: MODEL:M10-MFG; DRY WEIGHT: 800 LBS; GASKET MATERIAL: NITRILE; FLOW RATE: 200,000 LB/HR/WATER; DESIGN PRESSURE: 150 PSI; DESIGN TEMP.: 200 DEG F LBS. 5 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.