15576 New OEM Meyer "B" Check Valve Kit

A New Meyer B Check Valve Kit # 15576.

This is the original factory kit from Meyer. It is applicable to the E-47, E57 and E60 model pumps. It includes the 7/16" Ball and the Spring. This is under the B valve in the valve block. Used under B valve, 15697, 15698, 15357, 15380. 

If you'd like a breakdown showing the placement of these parts, check this link.