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    3700, 3800, 3900 Series - Forged Body, Integral Bonnet Needle Valves
    Needle Valves
        
    
    
            
                
                    
                        
                
            
                
    
            Offered in four different body materials, this group of valves can handle a wide range of general purpose liquid
and gas applications. Six types of stem tips are available, including two styles of vee-points.
All models can be ordered for panel mounting. Refer to catalog for ordering details.
Typical Applications
Instrument air lines 
Sampling 
Gas chromatography 
Test stands 
Cylinder valves 
        
        
All models can be ordered for panel mounting. Refer to catalog for ordering details.
Typical Applications
                            Item # | 
                        
                            INLET A | 
                        
                            OUTLET B | 
                        
                            Flow Pattern | 
                        
                            Body Material | 
                        
                            Stem Tip | 
                        
                            Maximum Operating Pressure | 
                        
                            Operating Temperature Range | 
                        
                            Cv Factor | 
                        
                            CAD | 
                                                        
|---|---|---|---|---|---|---|---|---|---|
| 3732M2B | INLET A N/A 1/8" male NPT | OUTLET B N/A 1/8" male NPT | Flow Pattern N/A Globe | Body Material N/A Brass | Stem Tip N/A Vee-point stem tip | Maximum Operating Pressure N/A 3000 psig at 70° F (207 Bar at 21° C) | Operating Temperature Range N/A -65° to +450° F (-54° to +232° C) | Cv Factor N/A 0.35 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                                                    
| 3732M4B | INLET A N/A 1/4" male NPT | OUTLET B N/A 1/4" male NPT | Flow Pattern N/A Globe | Body Material N/A Brass | Stem Tip N/A Vee-point stem tip | Maximum Operating Pressure N/A 3000 psig at 70° F (207 Bar at 21° C) | Operating Temperature Range N/A -65° to +450° F (-54° to +232° C) | Cv Factor N/A 0.35 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                                                    
| 3732G4Y | INLET A N/A 1/4" Gyrolok | OUTLET B N/A 1/4" Gyrolok | Flow Pattern N/A Globe | Body Material N/A 316 Stainless Steel | Stem Tip N/A Vee-point stem tip | Maximum Operating Pressure N/A 5000 psig at 70° F (345 bar at 21° C) | Operating Temperature Range N/A -65° to +450° F (-54° to +232° C) | Cv Factor N/A 0.07 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                                                    
| 3732M4Y | INLET A N/A 1/4" male NPT | OUTLET B N/A 1/4" male NPT | Flow Pattern N/A Globe | Body Material N/A 316 Stainless Steel | Stem Tip N/A Vee-point stem tip | Maximum Operating Pressure N/A 5000 psig at 70° F (345 bar at 21° C) | Operating Temperature Range N/A -65° to +450° F (-54° to +232° C) | Cv Factor N/A 0.35 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                                                    
| 3742M2B | INLET A N/A 1/8" male NPT | OUTLET B N/A 1/8" male NPT | Flow Pattern N/A Globe | Body Material N/A Brass | Stem Tip N/A Blunt vee-point stem | Maximum Operating Pressure N/A 3000 psig at 70° F (207 Bar at 21° C) | Operating Temperature Range N/A -65° to +450° F (-54° to +232° C) | Cv Factor N/A 0.35 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                                                    
| 3742F2B | INLET A N/A 1/8" female NPT | OUTLET B N/A 1/8" female NPT | Flow Pattern N/A Globe | Body Material N/A Brass | Stem Tip N/A Blunt vee-point stem | Maximum Operating Pressure N/A 3000 psig at 70° F (207 Bar at 21° C) | Operating Temperature Range N/A -65° to +450° F (-54° to +232° C) | Cv Factor N/A 0.35 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                                                    
| 3742G4B | INLET A N/A 1/4" Gyrolok | OUTLET B N/A 1/4" Gyrolok | Flow Pattern N/A Globe | Body Material N/A Brass | Stem Tip N/A Blunt vee-point stem | Maximum Operating Pressure N/A 3000 psig at 70° F (207 Bar at 21° C) | Operating Temperature Range N/A -65° to +450° F (-54° to +232° C) | Cv Factor N/A 0.35 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                                                    
| 3742M4B | INLET A N/A 1/4" male NPT | OUTLET B N/A 1/4" male NPT | Flow Pattern N/A Globe | Body Material N/A Brass | Stem Tip N/A Blunt vee-point stem | Maximum Operating Pressure N/A 3000 psig at 70° F (207 Bar at 21° C) | Operating Temperature Range N/A -65° to +450° F (-54° to +232° C) | Cv Factor N/A 0.35 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                                                    
| 3742M2Y | INLET A N/A 1/8" male NPT | OUTLET B N/A 1/8" male NPT | Flow Pattern N/A Globe | Body Material N/A 316 Stainless Steel | Stem Tip N/A Blunt vee-point stem | Maximum Operating Pressure N/A 5000 psig at 70° F (345 bar at 21° C) | Operating Temperature Range N/A -65° to +450° F (-54° to +232° C) | Cv Factor N/A 0.35 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                                                    
| 3742F2Y | INLET A N/A 1/8" female NPT | OUTLET B N/A 1/8" female NPT | Flow Pattern N/A Globe | Body Material N/A 316 Stainless Steel | Stem Tip N/A Blunt vee-point stem | Maximum Operating Pressure N/A 5000 psig at 70° F (345 bar at 21° C) | Operating Temperature Range N/A -65° to +450° F (-54° to +232° C) | Cv Factor N/A 0.35 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                                                    
| 3742G4Y | INLET A N/A 1/4" Gyrolok | OUTLET B N/A 1/4" Gyrolok | Flow Pattern N/A Globe | Body Material N/A 316 Stainless Steel | Stem Tip N/A Blunt vee-point stem | Maximum Operating Pressure N/A 5000 psig at 70° F (345 bar at 21° C) | Operating Temperature Range N/A -65° to +450° F (-54° to +232° C) | Cv Factor N/A 0.35 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                                                    
| 3742M4Y | INLET A N/A 1/4" male NPT | OUTLET B N/A 1/4" male NPT | Flow Pattern N/A Globe | Body Material N/A 316 Stainless Steel | Stem Tip N/A Blunt vee-point stem | Maximum Operating Pressure N/A 5000 psig at 70° F (345 bar at 21° C) | Operating Temperature Range N/A -65° to +450° F (-54° to +232° C) | Cv Factor N/A 0.35 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                                                    
| 3712G2B | INLET A N/A 1/8" Gyrolok | OUTLET B N/A 1/8" Gyrolok | Flow Pattern N/A Globe | Body Material N/A Brass | Stem Tip N/A Regulating stem tip | Maximum Operating Pressure N/A 3000 psig at 70° F (207 Bar at 21° C) | Operating Temperature Range N/A -65° to +450° F (-54° to +232° C) | Cv Factor N/A 0.35 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                                                    
| 3712M2B | INLET A N/A 1/8" male NPT | OUTLET B N/A 1/8" male NPT | Flow Pattern N/A Globe | Body Material N/A Brass | Stem Tip N/A Regulating stem tip | Maximum Operating Pressure N/A 3000 psig at 70° F (207 Bar at 21° C) | Operating Temperature Range N/A -65° to +450° F (-54° to +232° C) | Cv Factor N/A 0.35 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                                                    
| 3712F2B | INLET A N/A 1/8" female NPT | OUTLET B N/A 1/8" female NPT | Flow Pattern N/A Globe | Body Material N/A Brass | Stem Tip N/A Regulating stem tip | Maximum Operating Pressure N/A 3000 psig at 70° F (207 Bar at 21° C) | Operating Temperature Range N/A -65° to +450° F (-54° to +232° C) | Cv Factor N/A 0.35 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                                                    
| 3712G4B | INLET A N/A 1/4" Gyrolok | OUTLET B N/A 1/4" Gyrolok | Flow Pattern N/A Globe | Body Material N/A Brass | Stem Tip N/A Regulating stem tip | Maximum Operating Pressure N/A 3000 psig at 70° F (207 Bar at 21° C) | Operating Temperature Range N/A -65° to +450° F (-54° to +232° C) | Cv Factor N/A 0.35 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                                                    
| 3712H4B | INLET A N/A 1/4" male NPT | OUTLET B N/A 1/4" Gyrolok | Flow Pattern N/A Globe | Body Material N/A Brass | Stem Tip N/A Regulating stem tip | Maximum Operating Pressure N/A 3000 psig at 70° F (207 Bar at 21° C) | Operating Temperature Range N/A -65° to +450° F (-54° to +232° C) | Cv Factor N/A 0.35 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                                                    
| 3712M4B | INLET A N/A 1/4" male NPT | OUTLET B N/A 1/4" male NPT | Flow Pattern N/A Globe | Body Material N/A Brass | Stem Tip N/A Regulating stem tip | Maximum Operating Pressure N/A 3000 psig at 70° F (207 Bar at 21° C) | Operating Temperature Range N/A -65° to +450° F (-54° to +232° C) | Cv Factor N/A 0.35 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                                                    
| 3712G2Y | INLET A N/A 1/8" Gyrolok | OUTLET B N/A 1/8" Gyrolok | Flow Pattern N/A Globe | Body Material N/A 316 Stainless Steel | Stem Tip N/A Regulating stem tip | Maximum Operating Pressure N/A 5000 psig at 70° F (345 bar at 21° C) | Operating Temperature Range N/A -65° to +450° F (-54° to +232° C) | Cv Factor N/A 0.35 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                                                    
| 3712M2Y | INLET A N/A 1/8" male NPT | OUTLET B N/A 1/8" male NPT | Flow Pattern N/A Globe | Body Material N/A 316 Stainless Steel | Stem Tip N/A Regulating stem tip | Maximum Operating Pressure N/A 5000 psig at 70° F (345 bar at 21° C) | Operating Temperature Range N/A -65° to +450° F (-54° to +232° C) | Cv Factor N/A 0.35 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                                                    
| 3712F2Y | INLET A N/A 1/8" female NPT | OUTLET B N/A 1/8" female NPT | Flow Pattern N/A Globe | Body Material N/A 316 Stainless Steel | Stem Tip N/A Regulating stem tip | Maximum Operating Pressure N/A 5000 psig at 70° F (345 bar at 21° C) | Operating Temperature Range N/A -65° to +450° F (-54° to +232° C) | Cv Factor N/A 0.35 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                                                    
| 3712G4Y | INLET A N/A 1/4" Gyrolok | OUTLET B N/A 1/4" Gyrolok | Flow Pattern N/A Globe | Body Material N/A 316 Stainless Steel | Stem Tip N/A Regulating stem tip | Maximum Operating Pressure N/A 5000 psig at 70° F (345 bar at 21° C) | Operating Temperature Range N/A -65° to +450° F (-54° to +232° C) | Cv Factor N/A 0.35 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                                                    
| 3712H4Y | INLET A N/A 1/4" male NPT | OUTLET B N/A 1/4" Gyrolok | Flow Pattern N/A Globe | Body Material N/A 316 Stainless Steel | Stem Tip N/A Regulating stem tip | Maximum Operating Pressure N/A 5000 psig at 70° F (345 bar at 21° C) | Operating Temperature Range N/A -65° to +450° F (-54° to +232° C) | Cv Factor N/A 0.35 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                                                    
| 3712M4Y | INLET A N/A 1/4" male NPT | OUTLET B N/A 1/4" male NPT | Flow Pattern N/A Globe | Body Material N/A 316 Stainless Steel | Stem Tip N/A Regulating stem tip | Maximum Operating Pressure N/A 5000 psig at 70° F (345 bar at 21° C) | Operating Temperature Range N/A -65° to +450° F (-54° to +232° C) | Cv Factor N/A 0.35 | 
                                    
                                        CAD                                                    
 N/A                                                         | 
                                                                    
| 3712G3YMM | INLET A N/A 3mm Gyrolok | OUTLET B N/A 3mm Gyrolok | Flow Pattern N/A Globe | Body Material N/A 316 Stainless Steel | Stem Tip N/A Regulating stem tip | Maximum Operating Pressure N/A 5000 psig at 70° F (345 bar at 21° C) | Operating Temperature Range N/A -65° to +450° F (-54° to +232° C) | Cv Factor N/A 0.35 | 
                                    
                                        CAD                                                    
 N/A                                                         |