TM 5-3805-280-24-2
Crankshaft, Main Bearings and Flywheel
15
Crankshaft Main or Rod Journal--Specification
43
Maximum Out-of-Round ......................................... 0.005 mm (0.0002 in.)
Replace or recondition crankshaft if it does not fall within
above specifications.
RG,15,DT7439 1914NOV972/2
MEASURE MAIN THRUST JOURNAL WIDTH
AND THRUST BEARING WIDTH
NOTE: If crankshaft has been previously reconditioned,
thrust journal width may not be within above
specifications. However, oil (side) clearance must
be within specification.
1. Measure and record crankshaft main thrust journal
width.
If crankshaft thrust journal width is not within
specifications, install a new crankshaft.
2. Measure and record width of main thrust bearing. Oil
(side) clearance between thrust bearing and thrust
journal must be within specifications.
Crankshaft Main Thrust Bearing Journal (New)--Specification
Width.......................................................................... 38.952--39.028 mm
(1.5335--1.5365 in.)
Crankshaft Main Thrust Bearing--Specification
Overall Width ......................................... 38.79--38.87 mm (1.527--1.530
in.)
RG,15,DT7438 1914NOV971/1
13-221
