The Shell,fluid Cooler,industrial, cataloged under National Stock Number 4420-01-221-8896, 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 Thermal Engineering International (usa) Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4420-01-221-8896 |
| Primary Part Number | 500J709 |
| Item Name | Shell,fluid Cooler,industrial |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Manufacturer | Thermal Engineering International (usa) Inc. |
| Status | ACTIVE |
| Material | ALUMINUM ALLOY SHELL |
| 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 |
|---|---|
| 500J709 PRIMARY | Thermal Engineering International (usa) Inc. (USA) |
| 900-J-012 PC 21 PRIMARY | Thermal Engineering International (usa) Inc. (USA) |
| Reference | Meaning |
|---|---|
| 900-J-012 PC 21 | 5/9 Secondary reference Thermal Engineering International Usa Inc |
| 500J709 | 5/9 Secondary reference Thermal Engineering International Usa Inc |
| 900-J-012 | 5/9 Secondary reference Thermal Engineering International Usa Inc |
| 900-J-012 | D/9 Drawing number reference only Thermal Engineering International (usa) Inc. |
NSN 4420-01-221-8896 is a Shell,fluid Cooler,industrial, manufactured by Thermal Engineering International (usa) Inc., classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
NSN 4420-01-221-8896 has 2 manufacturer part numbers on file: 500J709 (Thermal Engineering International (usa) Inc.), 900-J-012 PC 21 (Thermal Engineering International (usa) Inc.).
Key specifications for 500J709: End Item Identification: PERFEX MODEL 900-J-012 OR 900-J-1425-00PERFEX MODEL 900-J-012 OR 900-J-1425-00; Material: ALUMINUM ALLOY SHELL. 1 specification is 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.