HUB 1W7267 - Caterpillar

Opening pressure of relief valve ... 325 +25 or -0 psi(2250 +170 or -0 kPa) with an oil flow of ... 10 1 U.S. gpm(38 4 liter/min)(1) Thickness of one 3J7470 Shim ... .048 in.(1.22 mm) One shim will change pressure ... 30 psi(205 kPa)Thickness of one 3J7473 Shim ... .005 in.(0.13 mm)One shim will change pressure ... 3 psi(20 kPa)(2) 4F7115 Spring for pilot valve: Length under test force ... 1.344 in.(34.14 mm)Test force ... 50.1 to 58.8 lb.(220 to 264 N)Free length after test ... 1.688 .063 in.(42.88 1.6 mm)Outside diameter ... .469 in.(11.91 mm)(3) 7L8695 Spring for dump valve: Length under test force ... 1.50 in.(38.1 mm)Test force ... 9.02 .45 lb.(40.1 2 N)Free length after test ... 2.32 in.(58.9 mm)Outside diameter ... .46 in.(11.7 mm)(4) Torque for bolts (three) ... 39 2 lb. ft.(50 3 N m)