TM 9-2320-361-34 16-9. HYDRAULIC CYLINDER REPAIR (M342A2) (Contd) Table 16-4. M342A2 Hydraulic Cylinder Wear Limits. ITEM WEAR LIMITS/TOLERANCES NO. lTEM/POINT OF MEASUREMENT INCHES CENTIMETERS 1 Hydraulic cylinder (inner diameter) 5.25-5.254 13.335-13.345 15 Piston (inner diameter) 5.241-5.244 13.312-13.320 16-63