The Heating Element,electrical,immer, cataloged under National Stock Number 4520-01-121-6273, 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 Hatco Corp. Government technical data includes 10 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-121-6273 |
| Primary Part Number | 02-06-302 |
| Item Name | Heating Element,electrical,immer |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Hatco Corp |
| Status | ACTIVE |
| Phase | SINGLE SINGLE VOLTAGE |
| Voltage in Volts and Current Type | 440.0 AC SINGLE VOLTAGE |
| Hole or Slot Quantity | 4 |
| Maximum Wattage Rating in Watts | 3000.0 SINGLE VOLTAGE |
| Element Connection Style | TERMINAL SCREW |
| Mounting Method Style | FLANGE TYPE MOUNTING FACILITY |
| Heat Quantity | 1 |
| Thermostat Range | +140.0 TO 180.0 FAHRENHEIT DEGF |
| Heat Control Type | THERMOSTAT |
| Element Quantity | 2 |
| 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 |
|---|---|
| 02-06-302 PRIMARY | Hatco Corp (USA) |
| 155-055881-003 PRIMARY | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA) |
NSN 4520-01-121-6273 is a Heating Element,electrical,immer, manufactured by Hatco Corp, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-121-6273 has 2 manufacturer part numbers on file: 02-06-302 (Hatco Corp), 155-055881-003 (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc).
Key specifications for 02-06-302: Phase: SINGLE SINGLE VOLTAGE; Voltage in Volts and Current Type: 440.0 AC SINGLE VOLTAGE; Hole or Slot Quantity: 4; Maximum Wattage Rating in Watts: 3000.0 SINGLE VOLTAGE. 10 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.