The Core Assembly,fluid Cooler, cataloged under National Stock Number 4420-00-360-2107, is classified within Federal Supply Class 4420 (No Item Name Available) of the Furnace, Steam, Drying, Nuclear Reactors group. The primary manufacturer of record is General Motors Corp. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4420-00-360-2107 |
| Primary Part Number | 8508408 |
| Item Name | Core Assembly,fluid Cooler |
| FSC / FSG | 4420 / 44 — No Item Name Available |
| Manufacturer | General Motors Corp |
| Status | ACTIVE |
| Core Width | 11.750 INCHES NOMINAL IN |
| Material Document and Classification | MIL-C-15726,COMP 70-30 MIL SPEC SINGLE MATERIAL RESPONSE TUBES |
| Core Length | 7.500 INCHES NOMINAL IN |
| Material | COPPER ALLOY TUBES |
| Core Height | 19.063 INCHES NOMINAL IN |
| Tube Attachment Method | BRAZED BOTH ENDS |
| Tube Quantity | 197 |
| Effective Heat Transfer Surface Area | 93.1 SQUARE FEET |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A4891 | General Motors Llc Dba General Motors Llc (USA) |
| HE1125-303 | General Motors Llc Dba General Motors Llc (USA) |
| MILC15730TYPEB | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| HE1125-303 | General Motors Corp (USA) |
| A4891 | General Motors Corp (USA) |
| 8508408 PRIMARY | General Motors Corp (USA) |
NSN 4420-00-360-2107 is a Core Assembly,fluid Cooler, manufactured by General Motors Corp, classified under FSC 4420 (No Item Name Available). Status: active.
NSN 4420-00-360-2107 has 6 cross-referenced part numbers: A4891 (General Motors Llc Dba General Motors Llc), HE1125-303 (General Motors Llc Dba General Motors Llc), MILC15730TYPEB (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), HE1125-303 (General Motors Corp), A4891 (General Motors Corp) and 1 more.
There are 2 known substitutes for 4420-00-360-2107: 5340-00-353-2993, 2520-01-104-3482. Verify interchangeability with system specifications before substitution.
Key specifications for 8508408: Core Width: 11.750 INCHES NOMINAL IN; Material Document and Classification: MIL-C-15726,COMP 70-30 MIL SPEC SINGLE MATERIAL RESPONSE TUBES; Core Length: 7.500 INCHES NOMINAL IN; Material: COPPER ALLOY TUBES. 8 total characteristics are documented in the Federal Logistics Information System.