The Cooler,fluid,industrial, cataloged under National Stock Number 4420-01-650-5387, 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 Fluid Handling Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4420-01-650-5387 |
| Primary Part Number | 5 131 12 045 002 |
| Item Name | Cooler,fluid,industrial |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Manufacturer | Fluid Handling Llc |
| Status | ACTIVE |
| 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 |
|---|---|
| NMM100086 | Bird-Johnson Propeller Company, Llc (USA) |
| 5 131 12 045 002 PRIMARY | Fluid Handling Llc (USA) |
NSN 4420-01-650-5387 is a Cooler,fluid,industrial, manufactured by Fluid Handling Llc, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
NSN 4420-01-650-5387 has 2 manufacturer part numbers on file: NMM100086 (Bird-Johnson Propeller Company, Llc), 5 131 12 045 002 (Fluid Handling Llc).
1 possible match (shared part number, not a government interchangeability claim): 4710-01-652-0027. Verify interchangeability with system specifications before substitution.
Key specifications for 5 131 12 045 002: Part Name Assigned by Controlling Agency: COOLER,LUBE OIL; End Item Identification: COOLER, GENERATOR LUBE. 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.
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.