The Heater,space, cataloged under National Stock Number 4520-01-629-3391, 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 Reliance Electric Company Dba Reliance & Dodge Brands. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4520-01-629-3391 |
| Primary Part Number | 603866-94-E |
| Item Name | Heater,space |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Reliance Electric Company Dba Reliance & Dodge Brands |
| Status | ACTIVE |
| Inclosure Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| 801637-524 ITEM 30A | Reliance Electric Company Dba Reliance & Dodge Brands (USA) |
| 603866-94-E PRIMARY | Reliance Electric Company Dba Reliance & Dodge Brands (USA) |
| Reference | Meaning |
|---|---|
| 801637-524 PC NO 30A | 5/9 Secondary reference Reliance Electric Company Dba Reliance & Dodge Brands |
NSN 4520-01-629-3391 is a Heater,space, manufactured by Reliance Electric Company Dba Reliance & Dodge Brands, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-629-3391 has 2 manufacturer part numbers on file: 801637-524 ITEM 30A (Reliance Electric Company Dba Reliance & Dodge Brands), 603866-94-E (Reliance Electric Company Dba Reliance & Dodge Brands).
Key specifications for 603866-94-E: Inclosure Material: STEEL CORROSION RESISTING; End Item Identification: MOTOR,ALTERNATIN CURRENT. 1 specification is 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.