Kubota D722-E - Page 80

S.G GENERAL
68 mm STROKE SERIES WSM, 01 161
Piston pin hole 1.D.
Second compression
ring 2
Oil ring
Top compression ring
and
oil ring
Second compression
ring
Piston ring clearance
Ring gap
Oversize
of piston rings
Crankshaft
Item
Oil clearance between crankshaft and
crankshaft bearing 3
Crankshaft
O.D.
Crankshaft bearing 3 I.D.
Oil clearance between crank
pin and crank pin
bearing
Crankshaft
O.D.
Crank pin bearing I.D.
20.000 to 20.013 mm 20.05 mm
0.78740 to 0.78791
in. 0.7894 in.
0.085 to 0.1 15 mm 0.15 mm
0.0033
to 0.0045 in. 0.0059 in.
0.02 to 0.06 mm 0.15 mm
0.0008 to 0.0024 in. 0.0059 in.
0.15to0.30mm 1.2 mm
0.0059
to 0.01 18 in. 0.0472 in.
0.30 to 0.45 mm
1.2 mm
0.0472
in.
o,ol ,8 to o.0177 in.
+ 0.25 rnm
+ 0.0098 in.
I
Crankshaft side clearance
Connecting Rod
Connecting rod alignment
Clearance between piston pin and small end
bushing
Piston pin O.D.
Small end bushing I.D.
Piston/Piston Ring
Factory Specification
0.034 to 0.092 mm
0.00134 to 0.00362
in.
39.934 to 39.950 mm
1.57221
to 1.57284in.
39.984 to 40.026 mm
1.57418 to 1.57583
in.
0.019 to 0.081 mm
0.00075 to 0.00319
in.
33.959 to 33.975 mm
1.33697
to 1.33759 in.
33.994 to 34.040 mm
1.33835
to 1.34016 in.
0.15 to 0.31 mm
0.0059 to 0.0122
in.
0.0 14 to 0.038 mm
0.00055 to 0.00150
in.
20.002 to 20.01 1 mm
0.78748
to 0.78783 in.
20.025 to 20.040 mm
0.78839 to 0.78897
in.
~~ __
Allowable Limit
0.20 mm
0.0079
in.
0.15 mm
0.0059
in.
0.5 mm
0.0197
in.
I
0.05 mm
0.0020
in.
0.10 mm
0.0039
in.
5-19