Bearings And Running Gear - GE H301 Series Operating Manual

22 | Chapter 3: General Data/Specifications

Bearings and Running Gear

H302 Frame size
Main bearing bore diameter
Crankshaft
Main bearing journal diameter
Rod bearing journal diameter
End thrust clearance
Maximum allowable end thrust clearance
Crankshaft web deflection – Maximum
Main bearing
Inside diameter – Installed
Width
Wall thickness
Clearance range
Maximum allowable clearance
Connecting rod
Connecting rod length – CL to CL
Rod bearing bore diameter
Crosshead pin bearing bore diameter
Taper, ovality (out of round) and barrel
Side clearance
Rod bearings
Inside diameter – Installed with bolts torqued
Width
Wall thickness
Vertical clearance (crown)
Maximum allowable clearance
Inches (mm)
3.3755 (85.738)
3.3765 (85.763)
2.9975 (76.1365)
2.9980 (76.149)
3.2495 (82.537)
3.2500 (82.550)
0.006 (0.1524)
0.008 (0.2032)
0.012 (0.3048)
0.002 (0.0508)
3.000 (76.200)
3.002 (76.251)
1.875 (47.625)
0.187 (4.7498)
0.188 (4.7752)
0.002 (0.0508)
0.0045 (0.1143)
0.007 (0.1778)
8.50 (215.90)
3.423 (86.944)
3.424 (86.970)
2.0610 (52.349)
2.0615 (52.362)
0.0005 (0.0127)
0.012 (0.3048)
0.018 (0.4572)
3.252 (82.601)
3.254 (82.652)
1.500 (38.100)
0.0851 (2.1615)
0.0856 (2.1742)
0.0018 (0.04572)
0.0043 (0.10922)
0.006 (0.1524)