The Cooler,fluid,industrial, cataloged under National Stock Number 4420-01-438-4834, 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 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4420-01-438-4834 |
| Primary Part Number | 5-126-17-144-002 REV D |
| 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 Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 5-126-17-144-002 REV D PRIMARY | Fluid Handling Llc (USA) |
| Reference | Meaning |
|---|---|
| 5-126-17-144-002 REV D | 5/9 Secondary reference Itt Corporation Dba Itt Standard |
| 5-126-17-144-002 | D/9 Drawing number reference only Fluid Handling Llc |
| 5-126-17-144-002 | 5/9 Secondary reference Itt Corporation Dba Itt Standard |
NSN 4420-01-438-4834 is a Cooler,fluid,industrial, manufactured by Fluid Handling Llc, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
NSN 4420-01-438-4834 has 1 manufacturer part number on file: 5-126-17-144-002 REV D (Fluid Handling Llc).
Key specifications for 5-126-17-144-002 REV D: Special Features: WASP CLASS WASP; End Item Identification: WASP CLASS LHD. 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 4420-01-438-4834 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.