The Heating Element,electrical,immer, cataloged under National Stock Number 4410-01-417-2786, is classified within Federal Supply Class 4410 (Industrial Boilers) of the Furnace, Steam, Drying, Nuclear Reactors group. The manufacturer of record is Chromalox Inc Dba Chromalox Precision Heat and Control, Inc. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4410-01-417-2786 |
| Primary Part Number | TG2603-240DR |
| Item Name | Heating Element,electrical,immer |
| FSC / FSG | 4410 / 44 — Industrial Boilers |
| Manufacturer | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc |
| Status | ACTIVE |
| Phase | SINGLE FIRST VOLTAGE |
| Voltage in Volts and Current Type | 115.0 AC FIRST VOLTAGE |
| Heat Control Type | THERMOSTAT |
| 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 |
|---|---|
| TG2603-240DR PRIMARY | Chromalox Inc Dba Chromalox Precision Heat and Control, Inc (USA) |
| 94-7323 PC-10 REV A | The Electric Heater Co Dba Hubbell Electric Heater Co. (USA) |
| Reference | Meaning |
|---|---|
| 94-7323 | D/9 Drawing number reference only The Electric Heater Co Dba Hubbell Electric Heater Co. |
NSN 4410-01-417-2786 is a Heating Element,electrical,immer, manufactured by Chromalox Inc Dba Chromalox Precision Heat and Control, Inc, classified under FSC 4410, Industrial Boilers. Status: active.
NSN 4410-01-417-2786 has 2 manufacturer part numbers on file: TG2603-240DR (Chromalox Inc Dba Chromalox Precision Heat and Control, Inc), 94-7323 PC-10 REV A (The Electric Heater Co Dba Hubbell Electric Heater Co.).
5 possible matches (shared part number, not a government interchangeability claim): 4820-01-417-8449, 4820-01-417-9377, 4520-01-423-8694. Verify interchangeability with system specifications before substitution.
Key specifications for TG2603-240DR: Phase: SINGLE FIRST VOLTAGE; Voltage in Volts and Current Type: 115.0 AC FIRST VOLTAGE; Heat Control Type: THERMOSTAT; End Item Identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS. 3 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.