The Casting,air Cooler, cataloged under National Stock Number 4420-01-221-8895, 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 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4420-01-221-8895 |
| Primary Part Number | 500J710 |
| Item Name | Casting,air Cooler |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Manufacturer | Thermal Engineering International (usa) Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | IN-OUT APPLICATION; ALUMINUM BRONZE,ASTM B148-52,ALLOY 9C |
| 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 |
|---|---|
| 500J710 PRIMARY | Thermal Engineering International (usa) Inc. (USA) |
| Reference | Meaning |
|---|---|
| 500J710 | 5/9 Secondary reference Thermal Engineering International Usa Inc |
NSN 4420-01-221-8895 is a Casting,air Cooler, manufactured by Thermal Engineering International (usa) Inc., classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
NSN 4420-01-221-8895 has 1 manufacturer part number on file: 500J710 (Thermal Engineering International (usa) Inc.).
Key specifications for 500J710: General Characteristics Item Description: IN-OUT APPLICATION; ALUMINUM BRONZE,ASTM B148-52,ALLOY 9C; End Item Identification: PERFEX COOLER ASSEMBLY MODEL 900-J-012 OR 900-J-1425-00. 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.