Spares Kit - Nitrile - For Models 554 & 638 Pumps

This Spares Kit includes 1) 113N-0 Diaphragm, 1) 160-G-107 Check Valves, 1) 160-G-108 and 2) 160-A-1200 Sealing Washer, the replacement elastomer part of an Edson Models 554 and 638 Bottom Inlet One Gallon Per Stroke Manual Pumps. Nitrile is an elastomer with very good dynamic strength and is highly resistant to the effects of oils and general waste products.