The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-00-200-4136, 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 Star Manufacturing International Inc. Dba Lang 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-00-200-4136 |
| Primary Part Number | 1111-020 |
| Item Name | Heating Element,electrical,nonim |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Star Manufacturing International Inc. Dba Lang Manufacturing Company |
| Status | ACTIVE |
| Terminal Quantity | 2 |
| Length | 17.250 INCHES NOMINAL IN |
| Voltage in Volts and Current Type | 220.0 DC SINGLE VOLTAGE |
| Body Style | TUBULAR, THREADED TERMINALS |
| Maximum Wattage Rating in Watts | 4000.0 SINGLE VOLTAGE |
| Terminal Length | 0.750 INCHES NOMINAL IN |
| Mounting Facility Length | 1.500 INCHES NOMINAL IN |
| Element Connection Style | WIRE LEAD W/TERMINAL LUG |
| Effective Heating Length | 16.000 INCHES NOMINAL IN |
| Mounting Method Style | SCREW PLUG OR BUSHING TYPE MOUNTING FACILITY |
| Nominal Thread Size | 0.500 INCHES MOUNTING FACILITY IN |
| Heat Quantity | 1 |
| Element Radiation Spectrum | NONINFRARED |
| Material | COPPER SHEATH |
| Thread Series Designator | UNS MOUNTING FACILITY |
| Thread Quantity | 18.0 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 |
| Part Number | Manufacturer |
|---|---|
| 1111-020 PRIMARY | Star Manufacturing International Inc. Dba Lang Manufacturing Company (USA) |
NSN 4520-00-200-4136 is a Heating Element,electrical,nonim, manufactured by Star Manufacturing International Inc. Dba Lang Manufacturing Company, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-00-200-4136 has 1 manufacturer part number on file: 1111-020 (Star Manufacturing International Inc. Dba Lang Manufacturing Company).
1 possible match (shared part number, not a government interchangeability claim): 2825-00-379-3580. Verify interchangeability with system specifications before substitution.
Key specifications for 1111-020: Terminal Quantity: 2; Length: 17.250 INCHES NOMINAL IN; Voltage in Volts and Current Type: 220.0 DC SINGLE VOLTAGE; Body Style: TUBULAR, THREADED TERMINALS. 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.