ST4016079)

This comprehensive gasoline engine compression test kit features an electronic tester that memorizes the peak compression value for each cylinder

HEIGHT: 2” DIAMETER: 3 1/4” MOUNTING CONNECTION: 1/2” NPT (F) MAX

They feature a high quality external drive spring and a heavy gauge all bolted together frame

Milton S-1093-4 1/4" FNPT In-Line Check Valve Couples S.S ST4016079)1 4" FNPT In Line Check Valve 1 4" female national pipe threads on both ends Valve opens at 3 pounds per square inch Maximum operating pressure of 250 pounds per square inch Flow rate of 12 cubic feet per minute Maximum operating temperature of 450 degrees Fahrenheit 1 4" FNPT in line check valve is designed for piped systems to prevent bleed back of pressure material into air supply system. 1 4" FNPT on both ends. Has a maximum pressure of 250 PSI