The Core Assembly,fluid Cooler, cataloged under National Stock Number 4420-01-198-5722, 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 Fluid Handling Llc. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4420-01-198-5722 |
| Primary Part Number | 166M1245B1 |
| Item Name | Core Assembly,fluid Cooler |
| FSC / FSG | 4420 / 44 — No Item Name Available |
| Manufacturer | Fluid Handling Llc |
| Status | ACTIVE |
| Core Diameter | 14.500 INCHES NOMINAL IN |
| Material | COPPER AND NICKEL ALLOY OVERALL |
| Heat Transfer Method | INDIRECT |
| Style Designator | STRAIGHT PLAIN TUBE, CYLINDRICAL |
| Core Length | 63.500 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 166M124B1 | Itt Corporation Dba Itt Standard (USA) |
| 166M1245B1 PRIMARY | Fluid Handling Llc (USA) |
| 166M1245A1 | Itt Corporation Dba Itt Standard (USA) |
| 166M1245B1 | Itt Corporation Dba Itt Standard (USA) |
| 166M1245A1 PIECE 3 | Itt Corporation Dba Itt Standard (USA) |
| 166M1245A1 | Fluid Handling Llc (USA) |
| 166M124B1 | Fluid Handling Llc (USA) |
| 166M1245A1 PIECE 3 PRIMARY | Fluid Handling Llc (USA) |
NSN 4420-01-198-5722 is a Core Assembly,fluid Cooler, manufactured by Fluid Handling Llc, classified under FSC 4420 (No Item Name Available). Status: active.
NSN 4420-01-198-5722 has 8 cross-referenced part numbers: 166M124B1 (Itt Corporation Dba Itt Standard), 166M1245B1 (Fluid Handling Llc), 166M1245A1 (Itt Corporation Dba Itt Standard), 166M1245B1 (Itt Corporation Dba Itt Standard), 166M1245A1 PIECE 3 (Itt Corporation Dba Itt Standard) and 3 more.
There is 1 known substitute for 4420-01-198-5722: 4730-00-014-4027. Verify interchangeability with system specifications before substitution.
Key specifications for 166M1245B1: Core Diameter: 14.500 INCHES NOMINAL IN; Material: COPPER AND NICKEL ALLOY OVERALL; Heat Transfer Method: INDIRECT; Style Designator: STRAIGHT PLAIN TUBE, CYLINDRICAL. 6 total characteristics are documented in the Federal Logistics Information System.