The Heating Element,electrical,nonim, cataloged under National Stock Number 4520-01-541-7649, 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 Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4520-01-541-7649 |
| Primary Part Number | 43-075-322 |
| Item Name | Heating Element,electrical,nonim |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil |
| Status | ACTIVE |
| Voltage in Volts and Current Type | 240.0 AC SINGLE VOLTAGE |
| Body Style | BAND TYPE/NOZZLE ELEMENT |
| Maximum Wattage Rating in Watts | 50.0 SINGLE VOLTAGE |
| Inside Diameter | 6.000 INCHES NOMINAL IN |
| Width | 1.500 INCHES NOMINAL IN |
| 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 |
|---|---|
| 43-075-322 | Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil (USA) |
| 1401C0300 FIND NO. 26 | Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil (USA) |
| Reference | Meaning |
|---|---|
| S-9112J | 3/9 Design control — primary reference Henry Technologies, Inc. |
NSN 4520-01-541-7649 is a Heating Element,electrical,nonim, manufactured by Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-541-7649 has 2 manufacturer part numbers on file: 43-075-322 (Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil), 1401C0300 FIND NO. 26 (Engineered Coil Company Dba Engineered Coil Co Div Drs Marlo Coil).
Key specifications for 43-075-322: Voltage in Volts and Current Type: 240.0 AC SINGLE VOLTAGE; Body Style: BAND TYPE/NOZZLE ELEMENT; Maximum Wattage Rating in Watts: 50.0 SINGLE VOLTAGE; Inside Diameter: 6.000 INCHES NOMINAL IN. 5 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.