DescriptionCHE Precision’s Bronze B1 valve seats are available in various sizes to fit most common specifications. Our part number is in the following format: Outer Diameter (O.D.) – Internal Diameter (I.D.) – Thickness – Material. For example, a 2250-181-400-B1 valve seat has an O.D. of 2.250″, I.D. of 1.810″, and a thickness of 0.400″. Our standard B1 valve seats feature a chamfer that is 0.100″ bigger than the I.D. with a 45° angle. If you are looking for something not available on our website, give us a call at 805-499-8885 and we’ll be happy to help you out there! SOLD INDIVIDUALLY.
