The Head,return,oil Cooler, cataloged under National Stock Number 4330-01-425-0174, is classified within Federal Supply Class 4330 (Centrifugals, Separators, and Pressure and Vacuum Filters) of the Pumps and Compressors group. The manufacturer of record is Shinko Ind. Ltd. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4330-01-425-0174 |
| Primary Part Number | TSQ217-7A-3 |
| Item Name | Head,return,oil Cooler |
| FSC / FSG | 4330 / 43 — Centrifugals, Separators, and Pressure and Vacuum Filters |
| Manufacturer | Shinko Ind. Ltd |
| Status | ACTIVE |
| Material | NICKEL AND TIN ALLOY |
| 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 |
|---|---|
| TSQ217-7A-3 PRIMARY | Shinko Ind. Ltd (JPN) |
| Reference | Meaning |
|---|---|
| TSQ217-7A PT 3 | C/1 Advisory reference — outside the item-of-supply concept Fuji Trading (america) Inc. |
| TSQ217-7A-3 | 3/9 Design control — primary reference Shinko Ind. Ltd |
| TSQ217-7A PT 3 | 5/9 Secondary reference Fuji Trading America Inc |
NSN 4330-01-425-0174 is a Head,return,oil Cooler, manufactured by Shinko Ind. Ltd, classified under FSC 4330, Centrifugals, Separators, and Pressure and Vacuum Filters. Status: active.
NSN 4330-01-425-0174 has 1 manufacturer part number on file: TSQ217-7A-3 (Shinko Ind. Ltd).
Key specifications for TSQ217-7A-3: End Item Identification: LUBE OIL COOLER;W/S STRATEGIC SEALIFT CONVERSION SHIPS CLASS; Material: NICKEL AND TIN ALLOY. 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.