The Heating Element,electrical,immer, cataloged under National Stock Number 4520-01-003-3062, 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 20 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-003-3062 |
| Primary Part Number | 716H171 |
| Item Name | Heating Element,electrical,immer |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Indeeco Llc Dba Indeeco |
| Status | ACTIVE |
| Phase | SINGLE SINGLE VOLTAGE |
| Frequency in Hertz | 60.0 |
| Terminal Quantity | 2 |
| Length | 6.750 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 240.0 AC SINGLE VOLTAGE |
| Body Style | BOTTOM CLAMPING |
| Maximum Wattage Rating in Watts | 2500.0 SINGLE VOLTAGE |
| Terminal Length | 0.500 INCHES NOMINAL IN |
| Element Connection Style | STUD TYPE |
| Nominal Thread Size | 0.190 INCHES STUD IN |
| Heat Quantity | 1 |
| Watt Density Rating | 58.0 PER SQUARE INCH SINGLE VOLTAGE |
| Heat Control Type | THERMAL CUTOUT SWITCH |
| Conduit Opening Size | 0.500 INCHES NOMINAL IN |
| Element Radiation Spectrum | NONINFRARED |
| Width | 4.250 INCHES NOMINAL IN |
| Material | COPPER SHEATH |
| Thread Series Designator | UNF STUD |
| Thread Quantity | 32.0 PER INCH STUD |
| 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 |
NSN 4520-01-003-3062 is a Heating Element,electrical,immer, manufactured by Indeeco Llc Dba Indeeco, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-003-3062 has 2 manufacturer part numbers on file: 716H171 (Indeeco Llc Dba Indeeco), TTUH25A (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc).
Key specifications for 716H171: Phase: SINGLE SINGLE VOLTAGE; Frequency in Hertz: 60.0; Terminal Quantity: 2; Length: 6.750 INCHES NOMINAL IN. 20 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.