3145, 3150 & 3160 INDUSTRIAL ENGINES Caterpillar

689505 Pressure Relief Cap:

Pressure that makes the relief valve open ... 13 to 15 psi(0.9 to 1.0 kg/cm²)

68865 Pressure Relief Cap:

Pressure that makes the relief valve open ... 6.5 to 8 psi(0.46 to 0.56 kg/cm²)

6L8617 Pressure Relief Cap:

Pressure that makes the relief valve open ... 6.5 to 8 psi(0.46 to 0.56 kg/cm²)