North American Clutch & Driveline
Rockford, Illinois
Phone: (800) 383-9204
(815) 282-7960
Fax (815) 282-9160
www.naclutch.com
11
11
Ball-Type
The owner/operator is responsible for checking the flywheel to ensure that the pilot bearing
is installed on the shaft with sufficient clearance without bottoming in the flywheel bore. The
depth of the pilot bore from the flywheel housing face to shoulder on the flywheel pilot flange is
100.07 mm. (3.94 in.).
Roller-Type
Table 3: Roller-Type Pilot Bearing Dimensions
Table 4. Recommended Bearing End Play
for Tapered Roller Bearings Used in Side-Loaded applications
Table 5. Recommended Bearing End Play
for Tapered Roller Bearings Used in In-Line applications
Roller
Bearing
Model Number
Model Number
Bearing
O.D.
Recommended End Play
Recommended End Play
mm.
mm.
inches
inches
Bearing Nominal
Width (C)
Bearing Nominal
Width +/.tolerance
101578AM
101653AM
101848AM
SP114AM Series
SP214AM Series
SP314AM Series
SP114AM Series
SP214AM Series
SP314AM Series
72 mm. (2.835 in.)
80 mm. (3.15 in.)
100 mm. (3.94 in.)
0.15 – 0.25
0.15 – 0.25
0.15 – 0.25
0.23 – 0.30
0.23 – 0.30
0.23 – 0.30
30.1 mm. (1.185 in.)
34.86 mm. (1.3725 in.)
39.62 mm. (1.5600 in.)
0.006 – 0.010
0.006 – 0.010
0.006 – 0.010
0.009 – 0.012
0.009 – 0.012
0.009 – 0.012
0.5 mm. (0.020 in.)
0.5 mm. (0.020 in.)
0.5 mm. (0.020 in.)
