QRA-3 Reaction Head, Four-Neck
    Vessel Lids
        
    
        
            Conical flange with flat ground bottom to allow the head to sit flatly on a reaction kettle or flask. Fourth port is a #7 internal thread with nylon bushing to permit a thermometer to be inserted vertically to the bottom of the vessel.
        
    
        
                    Unit of Measure
                    
               
        | Items | 
						
						 /Asset/qra-3.jpg					QRA-3-1 QRA-3 Reaction Head, Four-Neck List Price $342.70 
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						 /Asset/qra-3.jpg					QRA-3-2 QRA-3 Reaction Head, Four-Neck List Price $344.30 
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						 /Asset/qra-3.jpg					QRA-3-3 QRA-3 Reaction Head, Four-Neck List Price $358.40 
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						 /Asset/qra-3.jpg					QRA-3-4 QRA-3 Reaction Head, Four-Neck List Price $490.30 
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						 /Asset/qra-3.jpg					QRA-3-5 QRA-3 Reaction Head, Four-Neck List Price $500.40 
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| Flange | N/A 100 mm | N/A 100 mm | N/A 100 mm | N/A 150 mm | N/A 150 mm | |||||
| Center Neck | N/A 24/40 | N/A 29/42 | N/A 35/25 | N/A 24/40 | N/A 29/42 | |||||
| Side Necks | N/A 24/40 | N/A 24/40 | N/A 35/25 | N/A 24/40 | N/A 24/40 | |||||
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