The Core Assembly,fluid Heater,indus, cataloged under National Stock Number 4420-01-442-1639, 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 Karl Senner, L.l.c. Dba Karl Senner Inc. Government technical data includes 1 specification, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4420-01-442-1639 |
| Primary Part Number | 300462 |
| Item Name | Core Assembly,fluid Heater,indus |
| FSC / FSG | 4420 / 44 — Heat Exchangers and Steam Condensers |
| Manufacturer | Karl Senner, L.l.c. Dba Karl Senner Inc |
| Status | ACTIVE |
| Tube Quantity | 88 |
| 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 |
|---|---|
| 300462 PRIMARY | Karl Senner, L.l.c. Dba Karl Senner Inc (USA) |
NSN 4420-01-442-1639 is a Core Assembly,fluid Heater,indus, manufactured by Karl Senner, L.l.c. Dba Karl Senner Inc, classified under FSC 4420, Heat Exchangers and Steam Condensers. Status: active.
NSN 4420-01-442-1639 has 1 manufacturer part number on file: 300462 (Karl Senner, L.l.c. Dba Karl Senner Inc).
Key specifications for 300462: Tube Quantity: 88; End Item Identification: HEAT EXCHANGER, PART NUMBER 14 889-4 K2 TYPE OK ABOARD 47 FT MLB COAST GUARD VESSELS FT. 1 specification is 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.