The Heater,fluid,industrial, cataloged under National Stock Number 4420-00-412-0511, is classified within Federal Supply Class 4420 (Heat Exchangers and Steam Condensers) of the Furnace, Steam, Drying, Nuclear Reactors group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4420-00-412-0511 |
| Item Name | Heater,fluid,industrial |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Status | ACTIVE |
| Heat Transfer Method | INDIRECT |
| Effective Heat Transfer Surface Area | 12.700 SQUARE FEET |
| Connection Type | THREADED INTERNAL PIPE HEATED FLUID INLET |
| Connection Type | THREADED INTERNAL PIPE CONDENSATE RETURN |
| Connection Type | THREADED INTERNAL PIPE HEATED FLUID OUTLET |
| Connection Type | THREADED INTERNAL PIPE STEAM INLET |
| Tube Quantity | 24 |
| Tube Attachment Method | BRAZED BOTH ENDS |
| Tubing Outside Diameter | 0.750 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Capacity Rating | 540.0 GALLONS PER HOUR |
| Maximum Steam Working Pressure | ERR-060 |
| Material | STEEL SHELL |
| Material | COPPER TUBES |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| SU63-2 | 3/9 Design control — primary reference Itt Bell and Gosset-Hydronics a Unit of Itt Fluid Handling Div |
NSN 4420-00-412-0511 is a Heater,fluid,industrial, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
Key specifications for 4420-00-412-0511: Heat Transfer Method: INDIRECT; Effective Heat Transfer Surface Area: 12.700 SQUARE FEET; Connection Type: THREADED INTERNAL PIPE HEATED FLUID INLET; Connection Type: THREADED INTERNAL PIPE CONDENSATE RETURN. 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.