The Cooler,fluid,industrial, cataloged under National Stock Number 4420-00-352-0666, 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 Ametek Inc Schutte and Koerting Div. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4420-00-352-0666 |
| Primary Part Number | 43A3P |
| Item Name | Cooler,fluid,industrial |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Manufacturer | Ametek Inc Schutte and Koerting Div |
| Status | ACTIVE |
| Heat Transfer Method | INDIRECT |
| Effective Heat Transfer Surface Area | 250.0 SQUARE FEET |
| Tube Quantity | 385 |
| Tube Attachment Method | EXPANDED BOTH ENDS |
| Tubing Outside Diameter | 0.375 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Nondefinitive Spec/std Data | A TYPE |
| Material | STEEL SHELL |
| Material | COPPER ALLOY TUBES |
| 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 |
|---|---|
| 43A3P PRIMARY | Ametek Inc Schutte and Koerting Div (USA) |
| Reference | Meaning |
|---|---|
| 81127S41-39010 | 5/2 Secondary reference U.S. Government activity |
NSN 4420-00-352-0666 is a Cooler,fluid,industrial, manufactured by Ametek Inc Schutte and Koerting Div, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
NSN 4420-00-352-0666 has 1 manufacturer part number on file: 43A3P (Ametek Inc Schutte and Koerting Div).
Key specifications for 43A3P: Heat Transfer Method: INDIRECT; Effective Heat Transfer Surface Area: 250.0 SQUARE FEET; Tube Quantity: 385; Tube Attachment Method: EXPANDED BOTH ENDS. 8 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.