The Cooler,fluid,industrial, cataloged under National Stock Number 4420-01-505-0110, is classified within Federal Supply Class 4420 (Heat Exchangers and Steam Condensers) of the Furnace, Steam, Drying, Nuclear Reactors group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4420-01-505-0110 |
| Item Name | Cooler,fluid,industrial |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Status | ACTIVE |
| Heat Transfer Method | INDIRECT |
| Length | 25.840 INCHES NOMINAL IN |
| Style Designator | UPRIGHT STRAIGHT FINNED TYPE |
| Material Document and Classification | AISI316 ASSN STD SINGLE MATERIAL RESPONSE PLATES |
| Tube Quantity | 137 |
| Height | 79.375 INCHES NOMINAL IN |
| Material | STEEL SHELL |
| Material | STEEL COMP 316 PLATES |
| Thickness | 16.180 INCHES NOMINAL IN |
| 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 |
|---|---|
| 4-750-21-137-003 REV A | 5/9 Secondary reference Itt Corporation Dba Itt Standard |
| 5-631-21-137-001 | 3/9 Design control — primary reference Itt Corporation Dba Itt Standard |
| 5-631-21-137-001 REV E | D/9 Drawing number reference only Itt Corporation Dba Itt Standard |
| 4-750-21-137-003 REV A | C/1 Advisory reference — outside the item-of-supply concept Fluid Handling Llc |
| 5-631-21-137-001 | C/1 Advisory reference — outside the item-of-supply concept Fluid Handling Llc |
NSN 4420-01-505-0110 is a Cooler,fluid,industrial, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4420-01-505-0112. Verify interchangeability with system specifications before substitution.
Key specifications for 4420-01-505-0110: Heat Transfer Method: INDIRECT; Length: 25.840 INCHES NOMINAL IN; Style Designator: UPRIGHT STRAIGHT FINNED TYPE; Material Document and Classification: AISI316 ASSN STD SINGLE MATERIAL RESPONSE PLATES. 9 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.