The Radiator,engine Coolant, cataloged under National Stock Number 2930-00-406-7145, is classified within Federal Supply Class 2930 (Engine Cooling System Components, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Thermal Engineering International (usa) Inc.. Government technical data includes 28 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 2930-00-406-7145 |
| Primary Part Number | R8420 |
| Item Name | Radiator,engine Coolant |
| FSC / FSG | 2930 / 29 — Engine Cooling System Components, Nonaircraft |
| Manufacturer | Thermal Engineering International (usa) Inc. |
| Status | ACTIVE |
| Tank Height | 2.750 INCHES NOMINAL FIRST TANK LOWER IN |
| Tank Height | 3.500 INCHES NOMINAL 2D TANK UPPER IN |
| Core Width | 20.625 INCHES NOMINAL IN |
| Inlet Connection End Type | PLAIN |
| Filler Neck | INCLUDED |
| Core Height | 22.000 INCHES NOMINAL IN |
| Tank Quantity | 1 FIRST TANK LOWER |
| Tank Quantity | 1 2D TANK UPPER |
| Mounting Method | STUD(S) BOTTOM |
| Outlet Connection End Quantity | 1 |
| Overall Thickness | 5.750 INCHES NOMINAL IN |
| Tank Thickness | 4.000 INCHES NOMINAL FIRST TANK LOWER IN |
| Tank Thickness | 5.750 INCHES NOMINAL 2D TANK UPPER IN |
| Inlet Connection End Shape | ROUND |
| Core Material and Location | COPPER OVERALL |
| Tank Width | 22.125 INCHES NOMINAL 2D TANK UPPER IN |
| Tank Width | 22.125 INCHES NOMINAL FIRST TANK LOWER IN |
| Inlet Connection End Quantity | 1 |
| Tank Location | LOWER FIRST TANK LOWER |
| Tank Location | UPPER 2D TANK UPPER |
| Mounting Feature | INCLUDED |
| Valve Casing | NOT INCLUDED |
| Fan Shroud | INCLUDED |
| Coolant Level Elbow Check Valve | NOT INCLUDED |
| Core Type | TUBE |
| Filler Neck Quantity | 1 |
| Outlet Connection End Shape | ROUND |
| Core Thickness | 3.750 INCHES NOMINAL IN |
| 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 |
|---|---|
| R8420 PRIMARY | Thermal Engineering International (usa) Inc. (USA) |
| 52U52 | Morris Material Handling, Inc. (USA) |
| P5827 | Thermal Engineering International (usa) Inc. (USA) |
| Reference | Meaning |
|---|---|
| P5827 | 5/9 Secondary reference Thermal Engineering International Usa Inc |
| R8420 | 5/9 Secondary reference Thermal Engineering International Usa Inc |
NSN 2930-00-406-7145 is a Radiator,engine Coolant, manufactured by Thermal Engineering International (usa) Inc., classified under FSC 2930, Engine Cooling System Components, Nonaircraft. Status: active.
NSN 2930-00-406-7145 has 3 manufacturer part numbers on file: R8420 (Thermal Engineering International (usa) Inc.), 52U52 (Morris Material Handling, Inc.), P5827 (Thermal Engineering International (usa) Inc.).
Key specifications for R8420: Tank Height: 2.750 INCHES NOMINAL FIRST TANK LOWER IN; Tank Height: 3.500 INCHES NOMINAL 2D TANK UPPER IN; Overall Height: 32.750 INCHES NOMINAL IN; Core Width: 20.625 INCHES NOMINAL IN. 28 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.