CAD/BIM CATALOG
                    CAD (0)
                    
                    ▾
                
                
            
    CHECKMASTER® Check Valves - Four-Bolt
    CHECKMASTER® Check Valves
        
    
        
    
            Features:
Design Pressure (DP) / Maximum abnormal pressure (MAP): 700 psig, 48 bar 
Continuous operating temperature (COT): -40°F/300°F, -40°C/149°C 
Contact factory or visit website for compatibility with CFC, HCFC, HFC and HFO refrigerants and oils 
UL/cUL Recognized, Conforms to Pressure Equipment Directive 2014/68/EU 
100% tested 
 Design features easy removal and reassembly of internal components 
Forged brass body exceeds the most stringent quality standards in the industry 
Horizontal or vertical installation (not to be installed with bonnet facing down) 
"Y" type design provides minimal pressure drop and increased flow capacity 
Non-asbestos gasket material ensures seal integrity, while a heatstabilized PTFE seat provides seal across wide temperature ranges.  
Back pressure shutoff at low pressure differentials 
        
    
            
        | Item # | Connection Size | Pressure to Open | Rec Bolt Torques | Weight | 
|---|---|---|---|---|
| B 34235 | Connection Size N/A 7/8 in | Pressure to Open N/A < 1 bar< 0.07 psi | Rec Bolt Torques N/A 8 to 15 ft·lb11 to 20 N·m | Weight N/A 1.08 kg2.39 lb | 
| B 34236 | Connection Size N/A 1 1/8 in | Pressure to Open N/A < 1 bar< 0.07 psi | Rec Bolt Torques N/A 8 to 15 ft·lb11 to 20 N·m | Weight N/A 1.04 kg2.29 lb | 
| B 34237 | Connection Size N/A 1 3/8 in | Pressure to Open N/A < 1 bar< 0.07 psi | Rec Bolt Torques N/A 10 to 20 ft·lb14 to 27 N·m | Weight N/A 2.33 kg5.14 lb | 
| B 34238 | Connection Size N/A 1 5/8 in | Pressure to Open N/A < 1 bar< 0.07 psi | Rec Bolt Torques N/A 10 to 20 ft·lb14 to 27 N·m | Weight N/A 2.36 kg5.20 lb | 
| B 34239 | Connection Size N/A 2 1/8 in | Pressure to Open N/A < 1 bar< 0.07 psi | Rec Bolt Torques N/A 10 to 20 ft·lb14 to 27 N·m | Weight N/A 5.55 kg12.23 lb | 
| B 34240 | Connection Size N/A 2 5/8 in | Pressure to Open N/A < 1 bar< 0.07 psi | Rec Bolt Torques N/A 15 to 25 ft·lb20 to 34 N·m | Weight N/A 12.55 kg27.67 lb | 
| B 34241 | Connection Size N/A 3 1/8 in | Pressure to Open N/A < 1 bar< 0.07 psi | Rec Bolt Torques N/A 15 to 25 ft·lb20 to 34 N·m | Weight N/A 12.16 kg26.80 lb | 
 
                