With a third neck having a 10/30 outer joint for thermometer, bleed tube, or gas inlet.
        
                    Unit of Measure
                    
               
        
            
                                                                                Capacity | 
                                                                        N/A 5000 mL | 
                                                                                Center Neck | 
                                                                        N/A 24/40 | 
                                                                                Side Neck | 
                                                                        N/A 24/40 | 
                                                                                Outer Joint | 
                                                                        N/A 10/30 | 
