Clutch disc

Item
Measurement
Qualification
Standard or New
Service Limit
Clutch disc
Rivet head depth
R20A3
1.20−1.70 mm (0.047−0.067 in.)
0.7 mm (0.03 in.)
K24Z3
1.15−1.75 mm (0.045−0.069 in.)
Thickness
R20A3
8.25−8.95 mm (0.325−0.352 in.)
6.0 mm (0.24 in.)
K24Z3
7.30−7.90 mm (0.287−0.311 in.)