The Heater,fluid,industrial, cataloged under National Stock Number 4420-01-134-6769, is classified within Federal Supply Class 4420 (Heat Exchangers and Steam Condensers) of the Furnace, Steam, Drying, Nuclear Reactors group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4420-01-134-6769 |
| Item Name | Heater,fluid,industrial |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Status | ACTIVE |
| Heat Transfer Method | INDIRECT |
| Length | 48.625 INCHES NOMINAL IN |
| Connection Type | FLANGED PIPE HEATED FLUID INLET |
| Connection Type | FLANGED PIPE HEATED FLUID OUTLET |
| Style Designator | COILED PLAIN TYPE |
| Diameter | 13.625 INCHES NOMINAL IN |
| Connection Nominal Diameter | 1.250 INCHES HEATED FLUID INLET IN |
| Connection Nominal Diameter | 1.250 INCHES HEATED FLUID OUTLET IN |
| Height | 13.625 INCHES NOMINAL IN |
| Maximum Steam Working Pressure | ERR-060 |
| Material | STEEL SHELL |
| 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 |
|---|---|
| SD-A-015-62-SW1A02-110421 | 5/9 Secondary reference U.S. Government activity |
| SW1A02-110421 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4420-01-134-6769 is a Heater,fluid,industrial, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
Key specifications for 4420-01-134-6769: Heat Transfer Method: INDIRECT; Length: 48.625 INCHES NOMINAL IN; Connection Type: FLANGED PIPE HEATED FLUID INLET; Connection Type: FLANGED PIPE HEATED FLUID OUTLET. 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.