 
            
            Swing check valve with plate in brass and NBR seat
 Art. 439
            
              
              
              Swing check valve with plate in brass and NBR seat 
Working temperature: 0-90°C
              
              
              
            
 
            
             
            
            
            Items
| Code | Size (D) | Smooth | Pack | L | h | 
| 4390000400 | 1/2" | 16 | 44.0 | 50.0 | |
| 4390000500 | 3/4" | 12 | 53.0 | 58.0 | |
| 4390000600 | 1" | 8 | 63.0 | 67.0 | |
| 4390000700 | 1 1/4" | 5 | 72.0 | 77.0 | |
| 4390000800 | 1 1/2" | 4 | 82.0 | 88.0 | |
| 4390000900 | 2" | 2 | 95.0 | 101.0 | 
Smooth
- Yellow
- Chrome
- Nickel
- White
Working temperature: 0-100°C 
Body in brass 
Threads: ISO 228