Part Details | DUCT TYPE VENTILATION HEATER
4520-00-516-2994 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: S25LNM, MILH16235C, MIL-H-16235C, S380266970S25LNM, S3802-66970S25LNM, 4520-00-516-2994, 00-516-2994, 4520005162994, 005162994
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 45 | JAN 01, 1963 | 00-516-2994 | 07531 ( HEATER, VENTILATION, DUCT TYPE ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4520-00-516-2994
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| S25LNM | 87103 | EDGE ELECTRONICS CORPORATIONDBA MC INTYRE COIL |
| MIL-H-16235C | 81349 | MILITARY SPECIFICATIONSPROMULGATED BY MILITARY |
| S3802-66970S25LNM | 80064 | NAVAL SHIP SYSTEMS COMMAND |
Technical Data | NSN 4520-00-516-2994
| 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 | 9.250 INCHES NOMINAL |
| WIDTH | 21.750 INCHES NOMINAL |
| DEPTH | 5.000 INCHES NOMINAL |
| DUCT HEIGHT | 6.250 INCHES |
| DUCT WIDTH | 14.000 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 |
| SURFACE TREATMENT | |
| OPERATING CONTROL TYPE | |
| SPECIAL FEATURES | MAGNETIC PERMABILITY SHALL BE LESS THAN 1.2 BEFORE FABRICATION AND NOT GREATER THAN 2.0 AFTER FABRICATION AS MEASURED IN A 200 OERSTED FIELD,TUBE HAS 36 FINS PER FT. |