The Cooler,fluid,industrial, cataloged under National Stock Number 4420-01-302-4993, is classified within Federal Supply Class 4420 (Heat Exchangers and Steam Condensers) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Xchanger Manufacturing Corporation Dba Xchanger Manufacturing Corp. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4420-01-302-4993 |
| Primary Part Number | B-7063 |
| Item Name | Cooler,fluid,industrial |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Manufacturer | Xchanger Manufacturing Corporation Dba Xchanger Manufacturing Corp |
| Status | ACTIVE |
| Heat Transfer Method | INDIRECT |
| Tube Quantity | 125 |
| Tube Attachment Method | EXPANDED BOTH ENDS |
| Material Thickness | 0.250 INCHES NOMINAL IN |
| Tubing Outside Diameter | 0.750 INCHES NOMINAL BOTH INLET AND OUTLET TUBE ENDS IN |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| B-7063 PRIMARY | Xchanger Manufacturing Corporation Dba Xchanger Manufacturing Corp (USA) |
| Reference | Meaning |
|---|---|
| 1510 TYPE F | C/1 Advisory reference — outside the item-of-supply concept Xchanger Manufacturing Corporation Dba Xchanger Manufacturing Corp |
NSN 4420-01-302-4993 is a Cooler,fluid,industrial, manufactured by Xchanger Manufacturing Corporation Dba Xchanger Manufacturing Corp, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
NSN 4420-01-302-4993 has 1 manufacturer part number on file: B-7063 (Xchanger Manufacturing Corporation Dba Xchanger Manufacturing Corp).
1 possible match (shared part number, not a government interchangeability claim): 4420-01-304-4527. Verify interchangeability with system specifications before substitution.
Key specifications for B-7063: Heat Transfer Method: INDIRECT; Tube Quantity: 125; Tube Attachment Method: EXPANDED BOTH ENDS; Material Thickness: 0.250 INCHES NOMINAL IN. 6 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.