Tolerance Inner Diameter after Press Fitting (reference value)
+0.037 to +0.016
Inside Diameter d (phi mm)
20 (+ 0.041 + 0.020 to )
Outside Diameter D (phi mm)
30(+0.021 to +0.008)
Operating Temperature Range (deg C)
[No lubrication] -40 to +300, [regular lubrication] -40 to +150
Allowable Maximum Speed V (m/s[m/min])
No lubrication: 0.50  periodic lubrication: 1.00 
Allowable PV Value (N/mm2/m/sec)[kgf/cm2/m/min]
No lubrication: 1.65  periodic lubrication: 3.25 
16(-0.1 to -0.3)
Do not use in seawater.
The point of such thrust load, please use in combination with OILES # 500SP washer. If you want to use a washer of SPW fit, because the inner diameter is larger than the shaft diameter, is positioned in the countersunk screws always, please fix.
Allowable Maximum Surface Pressure P (N/mm2[kgf/cm2])