The Core Assembly,fluid Cooler, cataloged under National Stock Number 2930-01-406-4735, is classified within Federal Supply Class 2930 (Engine Cooling System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Johnson Controls Navy Systems, Llc. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 2930-01-406-4735 |
| Primary Part Number | 676-57277-000 |
| Item Name | Core Assembly,fluid Cooler |
| FSC / FSG | 2930 / 29 — Engine Cooling System Components, Nonaircraft |
| Manufacturer | Johnson Controls Navy Systems, Llc |
| Status | ACTIVE |
| Heat Transfer Method | DIRECT |
| End Item Source | 66935 |
| Storage Type | CLOSED SHED |
| Style Designator | FINNED PLATE, CYLINDRICAL |
| Core Diameter | 4.000 INCHES NOMINAL IN |
| Tube Quantity | 32 |
| Tube Attachment Method | EXPANDED INLET-PACKED OUTLET |
| Material Thickness | 0.344 INCHES NOMINAL IN |
| Core Length | 4.000 INCHES NOMINAL IN |
| Purchase Description Identification | 66935-076-76240-000 PC 3 |
| 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 |
|---|---|
| 676-57277-000 PRIMARY | Johnson Controls Navy Systems, Llc (USA) |
| 076-76240-00 PC 3 | Johnson Controls Navy Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| 376-57277-000 | 3/9 Design control — primary reference Johnson Controls Navy Systems, Llc |
| 376-57277D | 5/9 Secondary reference Johnson Controls Navy Systems, Llc |
NSN 2930-01-406-4735 is a Core Assembly,fluid Cooler, manufactured by Johnson Controls Navy Systems, Llc, classified under FSC 2930, Engine Cooling System Components, Nonaircraft. Status: active.
NSN 2930-01-406-4735 has 2 manufacturer part numbers on file: 676-57277-000 (Johnson Controls Navy Systems, Llc), 076-76240-00 PC 3 (Johnson Controls Navy Systems, Llc).
Key specifications for 676-57277-000: Heat Transfer Method: DIRECT; End Item Source: 66935; Storage Type: CLOSED SHED; Style Designator: FINNED PLATE, CYLINDRICAL. 10 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.