The Heater,fluid,industrial, cataloged under National Stock Number 4420-01-306-6440, 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 Libby Power Systems, Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Heater,fluid,industrial |
| FSC / FSG | 4420 — Heat Exchangers and Steam Condensers (FSG 44) |
| Manufacturers | Libby Power Systems, Llc (CAGE 36024) |
| Parameter | Value |
|---|---|
| NSN | 4420-01-306-6440 |
| Primary Part Number | 115-2343 |
| Item Name | Heater,fluid,industrial |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Manufacturer | Libby Power Systems, Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 115-2343 PRIMARY | Libby Power Systems, Llc (USA) |
NSN 4420-01-306-6440 is a Heater,fluid,industrial, manufactured by Libby Power Systems, Llc, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
NSN 4420-01-306-6440 has 1 manufacturer part number on file: 115-2343 (Libby Power Systems, Llc).
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 4420-01-306-6440 has DEMIL Code Q. 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.