The Heating Element,electrical,immer, cataloged under National Stock Number 4520-01-557-3358, 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 The Electric Heater Co Dba Hubbell Electric Heater Co.. Government technical data includes 2 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-557-3358 |
| Primary Part Number | A20T5I6B1W30 |
| Item Name | Heating Element,electrical,immer |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | The Electric Heater Co Dba Hubbell Electric Heater Co. |
| Status | ACTIVE |
| Body Style | FLANGE TYPE |
| Material | COPPER AND STEEL CORROSION RESISTING SHEATH |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A20T5I6B1W30 PRIMARY | The Electric Heater Co Dba Hubbell Electric Heater Co. (USA) |
NSN 4520-01-557-3358 is a Heating Element,electrical,immer, manufactured by The Electric Heater Co Dba Hubbell Electric Heater Co., classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-557-3358 has 1 manufacturer part number on file: A20T5I6B1W30 (The Electric Heater Co Dba Hubbell Electric Heater Co.).
Key specifications for A20T5I6B1W30: Body Style: FLANGE TYPE; Special Features: 20 KW; Part Name Assigned by Controlling Agency: HEATING ELEMENT INCOLOY SHEATH; End Item Identification: HEATER,ELECTRIC WATER P/N MSH175-0-40CNT5 ONBOARD 420 FT (WMSL-750) DEEP WATER NATIONAL SECURITY CUTTER FT. 2 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.
NSN 4520-01-557-3358 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.