The Charged Air Cooler Assembly, cataloged under National Stock Number 2930-01-398-6767, is classified within Federal Supply Class 2930 (Engine Cooling System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Modine Manufacturing Co. Government technical data includes 2 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2930-01-398-6767 |
| Primary Part Number | X-4389-1 |
| Item Name | Charged Air Cooler Assembly |
| FSC / FSG | 2930 / 29 — Engine Cooling System Components, Nonaircraft |
| Manufacturer | Modine Manufacturing Co |
| Status | ACTIVE |
| General Characteristics Item Description | USED IN CONJUNCTION WITH RADIATOR |
| Material | ALUMINUM 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 |
|---|---|
| RCSK-16979 | Am General Llc (USA) |
| X-4389-1 PRIMARY | Modine Manufacturing Co (USA) |
| Reference | Meaning |
|---|---|
| X-4389-1 | 5/9 Secondary reference Go/dan Industries |
| RCSK-16979 | 7/2 Vendor item drawing reference U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 2930-01-398-6767 is a Charged Air Cooler Assembly, manufactured by Modine Manufacturing Co, classified under FSC 2930, Engine Cooling System Components, Nonaircraft. Status: active.
NSN 2930-01-398-6767 has 2 manufacturer part numbers on file: RCSK-16979 (Am General Llc), X-4389-1 (Modine Manufacturing Co).
Key specifications for X-4389-1: Overall Height: 11.910 INCHES NOMINAL IN; General Characteristics Item Description: USED IN CONJUNCTION WITH RADIATOR; Overall Length: 30.140 INCHES NOMINAL IN; Overall Width: 24.894 INCHES NOMINAL IN. 2 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.