The Heating Element,electrical,immer, cataloged under National Stock Number 4520-01-500-5165, is classified within Federal Supply Class 4520 (Space and Water Heating Equipment) of the Plumbing, Heating, and Waste Disposal group. Government technical data includes 21 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-500-5165 |
| Item Name | Heating Element,electrical,immer |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Status | ACTIVE |
| Phase | SINGLE SINGLE VOLTAGE |
| Frequency in Hertz | 60.0 |
| Terminal Quantity | 2 |
| Length | 15.750 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 120.0 AC SINGLE VOLTAGE |
| Body Style | TUBULAR, THREADED |
| Maximum Wattage Rating in Watts | 630.0 SINGLE VOLTAGE |
| Terminal Length | 8.500 INCHES NOMINAL IN |
| Mounting Facility Length | 0.562 INCHES NOMINAL IN |
| Element Connection Style | WIRE LEAD W/TERMINAL LUG |
| Outside Diameter | 0.315 INCHES NOMINAL IN |
| Effective Heating Length | 13.810 INCHES NOMINAL IN |
| Mounting Method Style | SCREW PLUG OR BUSHING TYPE MOUNTING FACILITY |
| Nominal Thread Size | 0.438 INCHES MOUNTING FACILITY IN |
| Heat Quantity | 1 |
| Power Cable Nominal Length | 8.500 INCHES IN |
| Element Radiation Spectrum | NONINFRARED |
| Material | NICKEL ALLOY SHEATH |
| Thread Series Designator | UNEF MOUNTING FACILITY |
| Thread Quantity | 28 PER INCH MOUNTING FACILITY |
| 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 |
| Reference | Meaning |
|---|---|
| 13228E4258-4 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4520-01-500-5165 is a Heating Element,electrical,immer, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
Key specifications for 4520-01-500-5165: Phase: SINGLE SINGLE VOLTAGE; Frequency in Hertz: 60.0; Terminal Quantity: 2; Length: 15.750 INCHES NOMINAL IN. 21 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.