The Heating Element,electrical,immer, cataloged under National Stock Number 4520-01-219-9992, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Aqua-Chem, Inc. Dba Aqua-Chem Inc. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Heating Element,electrical,immer |
| FSC / FSG | 4520 — Space and Water Heating Equipment (FSG 45) |
| Manufacturers | Indeeco Llc Dba Indeeco (CAGE 74924); Aqua-Chem, Inc. Dba Aqua-Chem Inc (CAGE 0EXU3) |
| Parameter | Value |
|---|---|
| NSN | 4520-01-219-9992 |
| Primary Part Number | 832-A-8114 |
| Item Name | Heating Element,electrical,immer |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Aqua-Chem, Inc. Dba Aqua-Chem Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 721XQ0129 | Indeeco Llc Dba Indeeco (USA) |
| 832-A-8114 PRIMARY | Aqua-Chem, Inc. Dba Aqua-Chem Inc (USA) |
| Reference | Meaning |
|---|---|
| 832-A-8114 | 3/9 Design control — primary reference Aqua-Chem, Inc. |
| 43MT-318A | 5/9 Secondary reference Indeeco Llc Dba Indeeco |
NSN 4520-01-219-9992 is a Heating Element,electrical,immer, manufactured by Aqua-Chem, Inc. Dba Aqua-Chem Inc, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-219-9992 has 2 manufacturer part numbers on file: 721XQ0129 (Indeeco Llc Dba Indeeco), 832-A-8114 (Aqua-Chem, Inc. Dba Aqua-Chem Inc).
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.