Part Details | DUCT TYPE VENTILATION HEATER
4520-00-273-1061 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: S21M, MILH16235, NSTDSIZES21M, NSTDSIZES21M, S380266970S21M, S3802-66970S21M, S38026697021M, S3802-66970-21M, 4520-00-273-1061, 00-273-1061, 4520002731061, 002731061
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 45 | JAN 01, 1963 | 00-273-1061 | 07531 ( HEATER, VENTILATION, DUCT TYPE ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4520-00-273-1061
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| S21M | 38450 | ENGINEERED COIL COMPANYDBA DRS MARLO COIL |
| MILH16235 | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| NSTDSIZES21M | 3FQN6 | MODINE MANUFACTURING COMPANY INC |
| NSTDSIZES21M | 41197 | MODINE MFG CO |
| S3802-66970S21M | 80064 | NAVAL SHIP SYSTEMS COMMAND |
| S3802-66970-21M | 80064 | NAVAL SHIP SYSTEMS COMMAND |
Technical Data | NSN 4520-00-273-1061
| Characteristic | Specifications |
|---|---|
| HEATING ELEMENT TYPE | S$T |
| HEAT MEDIUM TYPE | H$E |
| MAXIMUM PRESSURE LIMIT | 35.0 POUNDS PER SQUARE INCH GAGE |
| MOUNTING TYPE | VENTILATION DUCT |
| HEIGHT | 6.250 INCHES NOMINAL |
| WIDTH | 13.750 INCHES NOMINAL |
| DEPTH | 13.750 INCHES NOMINAL |
| DUCT HEIGHT | 3.250 INCHES |
| DUCT WIDTH | 6.000 INCHES |
| HEAT OUTLET QUANTITY | 1 |
| HEAT DELIVERY DIRECTION | HORIZONTAL |
| HEAT DISCHARGE OUTLET TYPE | STATIONARY |
| HEAT DIRECTING DEVICE | RADIAL DIFFUSER-VERTICAL VANES |
| INCLOSURE MATERIAL | STEEL |
| SURFACE TREATMENT | ZINC |
| OPERATING CONTROL TYPE | |
| SPECIAL FEATURES | TUBE HAS 60 FINS PER FT; CONFORMS TO MIL-H-16235C |