The Intercooler, cataloged under National Stock Number 2815-01-233-5320, is classified within Federal Supply Class 2815 (Diesel Engines and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 2815-01-233-5320 |
| Primary Part Number | 670M635VL |
| Item Name | Intercooler |
| FSC / FSG | 2815 / 28 — Diesel Engines and Components |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Reference Number Differentiating Characteristics | ATS-1 CLASS CRITICAL DIESEL ENGINE PARTS |
| 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 |
|---|---|
| 670M635VL | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 670M635 | 3/9 Design control — primary reference Coltec Industries Inc Dba Fairbanks Morse Engine Fm/alco |
| 670M635 | C/1 Advisory reference — outside the item-of-supply concept Man Diesel & Turbo Ltd |
| 670M635 | 3/1 Design control — primary reference Fairbanks Morse, Llc |
NSN 2815-01-233-5320 is a Intercooler, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 2815, Diesel Engines and Components. Status: active.
NSN 2815-01-233-5320 has 1 manufacturer part number on file: 670M635VL (Naval Inventory Control Point Mechanicsburg).
Key specifications for 670M635VL: Reference Number Differentiating Characteristics: ATS-1 CLASS CRITICAL DIESEL ENGINE PARTS. 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.