The Heater,fluid,electric, cataloged under National Stock Number 4520-01-516-2857, 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 Chromalox Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | Heater,fluid,electric |
| FSC / FSG | 4520 — Space and Water Heating Equipment (FSG 45) |
| Manufacturers | Chromalox Inc (CAGE 07131) |
| Parameter | Value |
|---|---|
| NSN | 4520-01-516-2857 |
| Primary Part Number | 052-072824-003 |
| Item Name | Heater,fluid,electric |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Chromalox Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 052-072824-003 PRIMARY | Chromalox Inc (USA) |
| NWHOR-72-085P-E4XX,440,8 | Chromalox Inc (USA) |
NSN 4520-01-516-2857 is a Heater,fluid,electric, manufactured by Chromalox Inc, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-516-2857 has 2 manufacturer part numbers on file: 052-072824-003 (Chromalox Inc), NWHOR-72-085P-E4XX,440,8 (Chromalox Inc).
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.