The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-01-034-1098, 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 Schmitt Walter H & Associates Inc Dba Schmitt Walter H & Associates Inc Div Dba/ Therm Coil Manufacturing Company. Government technical data includes 17 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-034-1098 |
| Primary Part Number | AP-1938-001 |
| Item Name | Heating Element,electrical,nonim |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Schmitt Walter H & Associates Inc Dba Schmitt Walter H & Associates Inc Div Dba/ Therm Coil Manufacturing Company |
| Status | ACTIVE |
| Phase | SINGLE SINGLE VOLTAGE |
| Frequency in Hertz | 60.0 |
| Terminal Quantity | 6 |
| Length | 21.000 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 220.0 AC SINGLE VOLTAGE |
| Body Style | TUBULAR, SCREW TYPE |
| Maximum Wattage Rating in Watts | 1125.0 SINGLE VOLTAGE |
| Terminal Length | 2.250 INCHES NOMINAL IN |
| Element Connection Style | TERMINAL LUG |
| Mounting Method Style | PIPE THREAD TYPE MOUNTING FACILITY |
| Nominal Thread Size | 3.800 INCHES MOUNTING FACILITY IN |
| Heat Quantity | 3 |
| Element Radiation Spectrum | NONINFRARED |
| Material | COPPER AND CHROMIUM RESISTANCE WIRE |
| Thread Series Designator | UN MOUNTING FACILITY |
| Thread Quantity | 8.0 PER INCH MOUNTING FACILITY |
| Element Quantity | 3 |
| 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 |
|---|---|
| AP-1938-001 PRIMARY | Schmitt Walter H & Associates Inc Dba Schmitt Walter H & Associates Inc Div Dba/ Therm Coil Manufacturing Company (USA) |
| Reference | Meaning |
|---|---|
| CR44-11.25KW | 5/9 Secondary reference Blickman Casework and Design Corp |
| CR4411-25KW | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 4520-01-034-1098 is a Heating Element,electrical,nonim, manufactured by Schmitt Walter H & Associates Inc Dba Schmitt Walter H & Associates Inc Div Dba/ Therm Coil Manufacturing Company, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-034-1098 has 1 manufacturer part number on file: AP-1938-001 (Schmitt Walter H & Associates Inc Dba Schmitt Walter H & Associates Inc Div Dba/ Therm Coil Manufacturing Company).
Key specifications for AP-1938-001: Phase: SINGLE SINGLE VOLTAGE; Frequency in Hertz: 60.0; Terminal Quantity: 6; Length: 21.000 INCHES NOMINAL IN. 17 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.