Four neck flask top that has a flat ground flange and can be used with cylindrical and spherical flasks with the same flange I.D.
                    Unit of Measure
                    
               
        
            | Item No. | N/A 4042-04 | 
| Item Description | N/A Reaction Flask Top, Four Neck, 4 inch Flange I.D., 45/50 Center Joint, 24/40 Side Joint, 10/30 Thermometer Joint | 
| Flange Inner Diameter | N/A 4 in | 
| Center Neck Joint | N/A 45/50 | 
| Side Joint | N/A 24/40 | 
| Thermometer Joint Size | N/A 10/30 | 
| Pkg. Qty. | N/A 1 | 


