Part Details | DUCT TYPE VENTILATION HEATER
4520-00-273-1257 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: NSTDSIZET28L, NSTDSIZET28L, S380266970T28L, S3802-66970T28L, S380266970, S3802-66970, 4520-00-273-1257, 00-273-1257, 4520002731257, 002731257
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 45 | JAN 01, 1963 | 00-273-1257 | 07531 ( HEATER, VENTILATION, DUCT TYPE ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4520-00-273-1257
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| NSTDSIZET28L | 3FQN6 | MODINE MANUFACTURING COMPANY INC |
| NSTDSIZET28L | 41197 | MODINE MFG CO |
| S3802-66970T28L | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| S3802-66970 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
Technical Data | NSN 4520-00-273-1257
| Characteristic | Specifications |
|---|---|
| HEATING ELEMENT TYPE | HOT WATER COIL AND STEAM COIL |
| HEAT MEDIUM TYPE | H$E |
| MAXIMUM PRESSURE LIMIT | 35.0 POUNDS PER SQUARE INCH GAGE |
| MOUNTING TYPE | VENTILATION DUCT |
| HEIGHT | 39.250 INCHES NOMINAL |
| WIDTH | 12.187 INCHES NOMINAL |
| DEPTH | 7.000 INCHES NOMINAL |
| DUCT HEIGHT | 9.500 INCHES |
| DUCT WIDTH | 30.000 INCHES |
| HEAT OUTLET QUANTITY | 1 |
| HEAT DELIVERY DIRECTION | HORIZONTAL |
| HEAT DISCHARGE OUTLET TYPE | STATIONARY |
| HEAT DIRECTING DEVICE | FIXED LOUVER |
| INCLOSURE MATERIAL | ALUMINUM AND COPPER AND COPPER ALLOY AND STEEL CORROSION RESISTING |
| OPERATING CONTROL TYPE | |
| SPECIAL FEATURES | MAGNETIC PERMEABILITY SHALL BE LESS THAN 1.2 BEFORE FABRICATION AND NOT GREATER THAN 2.0 AFTER FABRICATION AS MEASURED IN A 200 OERSTED FIELD |