Part Details | STEAM AIR VENTING VALVE
4520-00-975-1881 An automatic valve designed to relieve, automatically, accumulated air in various types of steam heating systems.
Alternate Parts: 9225612IN, 9-225-6-1-2IN, 4520-00-975-1881, 00-975-1881, 4520009751881, 009751881
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 45 | JAN 01, 1963 | 00-975-1881 | 04906 ( VALVE, AIR VENTING, STEAM ) |
REFERENCE DRAWINGS & PICTURES
Cross Reference | NSN 4520-00-975-1881
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 9-225-6-1-2IN | 53059 | SPIRAX SARCO, INC. |
Technical Data | NSN 4520-00-975-1881
| Characteristic | Specifications |
|---|---|
| VALVE CONNECTION SIZE | 0.500 INCHES |
| VALVE TYPE | B ANY ACCEPTABLE |
| MAXIMUM OPERATING PRESSURE | 300.0 POUNDS PER SQUARE INCH |
| VALVE WATER PRESSURE POSITION | CLOSED |
| VALVE AIR RETURN PREVENTION | REQUIRED |
| VALVE SHAPE | ANGLED |
| MATERIAL | COPPER ALLOY 511 |