RHB7

Tolerances

Part Inches Millimeters
Min. Max. Min. Max.

Back plate

Piston ring bore diameter (large) 0,7280 0,7284 18,4910 18,5000
Piston ring bore diameter (small) 0,5510 0,5514 13,9950 14,0060

Bearing housing

Piston ring bore diameter 0,7280 0,7284 18,4910 18,5010
Bearing bore diameter 0,6722 0,6726 17,0740 17,0840

Shaft and wheel

Piston ring groove width 0,0567 0,0587 1,4400 1,4900
Journal diameter 0,4838 0,4842 12,2890 12,2990

Thrusth spacer

Piston ring groove width (large) 0,0646 0,0665 1,6400 1,6900

Torques

Part Pounds per Inch Newtons per meter
Min. Max. Min. Max.

Bolts

compressor housing 7,5 8,5
turbine housing 27,5 28,5
thrust bearing 1,2 1,4
insert plate 5,3 6,3
insert plate 5,3 6,3

Shaft nut

Tighten to 7,5 8,5

Nuts

actuator 2,3 3,3