Part Details | DUCT TYPE VENTILATION HEATER
4520-01-281-0903 A heat transferring unit utilizing a separate source of steam or hot water as the heat transfer medium. It consists of finned parallel tubes joined together by a header or headers and is designed for installation in the ducts of a forced air circulating system. It may be provided with a flanged outer casing to facilitate mounting of the unit in planned or existing duct work. Circulation of the heated air is achieved by use of a blower or fan not integral with the heating unit.
Alternate Parts: 1D2319.55604F4.7HB, 1D23-19.5-5604F-4.7-H-B, 1D2319.55604F, 1D23-19.5-5604F, ID2319.55604F, ID23-19.5-5604F, 4520-01-281-0903, 01-281-0903, 4520012810903, 012810903
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 45 | JUN 17, 1988 | 01-281-0903 | 07531 ( HEATER, VENTILATION, DUCT TYPE ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4520-01-281-0903
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 1D23-19.5-5604F-4.7-H-B | 38450 | ENGINEERED COIL COMPANYDBA DRS MARLO COIL |
| 1D23-19.5-5604F | 38450 | ENGINEERED COIL COMPANYDBA DRS MARLO COIL |
| ID23-19.5-5604F | 38450 | ENGINEERED COIL COMPANYDBA DRS MARLO COIL |
Technical Data | NSN 4520-01-281-0903
| Characteristic | Specifications |
|---|---|
| HEATING ELEMENT TYPE | STEAM COIL |
| HEAT MEDIUM TYPE | STEAM |
| MAXIMUM PRESSURE LIMIT | 350.0 POUNDS PER SQUARE INCH GAGE |
| MOUNTING TYPE | VENTILATION DUCT |
| HEIGHT | 37.500 INCHES NOMINAL |
| WIDTH | 22.500 INCHES NOMINAL |
| DEPTH | 3.500 INCHES NOMINAL |
| HEAT OUTLET QUANTITY | 1 |
| HEAT DELIVERY DIRECTION | HORIZONTAL |
| HEAT DISCHARGE OUTLET TYPE | STATIONARY |
| INCLOSURE MATERIAL | STEEL CORROSION RESISTING AND COPPER ALLOY |