The Heating Element,electrical,immer, cataloged under National Stock Number 4520-01-181-3503, is classified within Federal Supply Class 4520 (No Item Name Available) of the Plumbing, Heating, and Waste Disposal group. The primary manufacturer of record is Schenck Usa Corp Div Test Devices. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-181-3503 |
| Primary Part Number | 368-024 |
| Item Name | Heating Element,electrical,immer |
| FSC / FSG | 4520 / 45 — No Item Name Available |
| Manufacturer | Schenck Usa Corp Div Test Devices |
| Status | ACTIVE |
| Thread Series Designator | NPT MOUNTING FACILITY |
| Mounting Facility Length | 0.937 INCHES NOMINAL IN |
| Element Radiation Spectrum | NONINFRARED |
| Element Quantity | 2 |
| Frequency in Hertz | 50.0 AND 60.0 |
| Phase | SINGLE SINGLE VOLTAGE |
| Watt Density Rating | 20.0 PER SQUARE INCH SINGLE VOLTAGE |
| Voltage in Volts and Current Type | 120.0 AC SINGLE VOLTAGE |
| Nominal Thread Size | 1.250 INCHES MOUNTING FACILITY IN |
| Length | 12.750 INCHES NOMINAL IN |
| Maximum Wattage Rating in Watts | 1000.0 SINGLE VOLTAGE |
| Thread Quantity | 11.5 PER INCH MOUNTING FACILITY |
| Body Style | TUBULAR, SCREW TYPE |
| Heat Quantity | 1 |
| Mounting Method Style | SCREW PLUG OR BUSHING TYPE MOUNTING FACILITY |
| Effective Heating Length | 12.750 INCHES NOMINAL IN |
| Material | STEEL SHEATH |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4520-01-181-3503 is a Heating Element,electrical,immer, manufactured by Schenck Usa Corp Div Test Devices, classified under FSC 4520 (No Item Name Available). Status: active.
NSN 4520-01-181-3503 has 4 cross-referenced part numbers: BES12N6W2 (Watlow Electric Manufacturing Co Dba Watlow), 368-024 (Schenck Usa Corp Div Test Devices), 368-024 (Test Devices Inc), BES12N6 (Watlow Electric Manufacturing Co Dba Watlow).
There is 1 known substitute for 4520-01-181-3503: 8030-00-964-7537. Verify interchangeability with system specifications before substitution.
Key specifications for 368-024: Thread Series Designator: NPT MOUNTING FACILITY; Mounting Facility Length: 0.937 INCHES NOMINAL IN; Element Radiation Spectrum: NONINFRARED; Element Quantity: 2. 18 total characteristics are documented in the Federal Logistics Information System.