The Heating Element,electrical,immer, cataloged under National Stock Number 4520-01-541-2226, 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 Indeeco Llc Dba Indeeco. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-541-2226 |
| Primary Part Number | 729XQ141771 |
| Item Name | Heating Element,electrical,immer |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Indeeco Llc Dba Indeeco |
| Status | ACTIVE |
| Phase | THREE SINGLE VOLTAGE |
| Terminal Quantity | 2 |
| Length | 48.000 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 440.0 AC SINGLE VOLTAGE |
| Body Style | TUBULAR, FLANGED, W/TERMINALS |
| Maximum Wattage Rating in Watts | 435000.0 SINGLE VOLTAGE |
| Element Connection Style | WIRE LEAD W/TERMINAL LUG |
| Material Document and Classification | INCONEL 625 MFR REF SINGLE MATERIAL RESPONSE SHEATH |
| Heat Quantity | 1 |
| Watt Density Rating | 20.0 PER SQUARE INCH SINGLE VOLTAGE |
| Heat Control Type | THERMOCOUPLE |
| Material | NICKEL ALLOY SHEATH |
| Element Quantity | 1 |
| 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 |
|---|---|
| 729XQ141771 PRIMARY | Indeeco Llc Dba Indeeco (USA) |
| L720N1:E20760-D P/N-729XQ141771 | Indeeco Llc Dba Indeeco (USA) |
NSN 4520-01-541-2226 is a Heating Element,electrical,immer, manufactured by Indeeco Llc Dba Indeeco, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-541-2226 has 2 manufacturer part numbers on file: 729XQ141771 (Indeeco Llc Dba Indeeco), L720N1:E20760-D P/N-729XQ141771 (Indeeco Llc Dba Indeeco).
Key specifications for 729XQ141771: Phase: THREE SINGLE VOLTAGE; Terminal Quantity: 2; Length: 48.000 INCHES NOMINAL IN; Voltage in Volts and Current Type: 440.0 AC SINGLE VOLTAGE. 13 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.