The Heater,convection,steam-Hot Wate, cataloged under National Stock Number 4520-01-608-7700, 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 Rotron Incorporated. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4520-01-608-7700 |
| Primary Part Number | 1889-02 |
| Item Name | Heater,convection,steam-Hot Wate |
| FSC / FSG | 4520 / 45 — Space and Water Heating Equipment |
| Manufacturer | Rotron Incorporated |
| Status | ACTIVE |
| Heat Medium Type | AIR |
| Inclosure Material | ALUMINUM |
| Heat Delivery Direction | HORIZONTAL |
| Height | 9.66 INCHES NOMINAL IN |
| Maximum Pressure Limit | 202.5 POUNDS PER SQUARE INCH GAGE LBS |
| Depth | 20.0 INCHES NOMINAL IN |
| Width | 19.0 INCHES NOMINAL IN |
| Mounting Type | WALL PANEL |
| Heating Element Type | ELECTRIC NONIMMERSION |
| Operating Control Type | AUTOMATIC CONTROL SWITCH |
| 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 |
|---|---|
| 1889-02 PRIMARY | Rotron Incorporated (USA) |
| Reference | Meaning |
|---|---|
| 1889-02 | 5/9 Secondary reference U.S. Government activity |
NSN 4520-01-608-7700 is a Heater,convection,steam-Hot Wate, manufactured by Rotron Incorporated, classified under FSC 4520, Space and Water Heating Equipment. Status: active.
NSN 4520-01-608-7700 has 1 manufacturer part number on file: 1889-02 (Rotron Incorporated).
Key specifications for 1889-02: Heat Medium Type: AIR; Inclosure Material: ALUMINUM; Heat Delivery Direction: HORIZONTAL; Height: 9.66 INCHES NOMINAL IN. 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.