The Heater,fluid,industrial, cataloged under National Stock Number 4420-01-559-6260, is classified within Federal Supply Class 4420 (Heat Exchangers and Steam Condensers) of the Furnace, Steam, Drying, Nuclear Reactors group. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4420-01-559-6260 |
| Item Name | Heater,fluid,industrial |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 513112051002 PC 5 | C/1 Advisory reference — outside the item-of-supply concept Fluid Handling Llc |
| 513112054002 | 3/9 Design control — primary reference Itt Corporation Dba Itt Standard |
| 513112051002 PC 5 | 5/9 Secondary reference Itt Corporation Dba Itt Standard |
| 335581210115 | 5/9 Secondary reference Itt Corporation Dba Itt Standard |
| 335581210115 | C/1 Advisory reference — outside the item-of-supply concept Fluid Handling Llc |
| 513112054002 | C/1 Advisory reference — outside the item-of-supply concept Fluid Handling Llc |
NSN 4420-01-559-6260 is a Heater,fluid,industrial, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
Key specifications for 4420-01-559-6260: Part Name Assigned by Controlling Agency: (INAVY)HEAT EXCHANGER, EAFW; End Item Identification: HEAT EXCHANGER EAFW 5 131 12 054 002. 0 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.
NSN 4420-01-559-6260 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.