d - 8 mm
D - 22 mm
B - 7 mm
C - 7 mm
d1 - 12,1 mm
r1 min. - 0,3 mm
r2 min. - 0,3 mm
D1 - 17,6 mm
D2 - 19,2 mm
da min. - 10 mm
Da max. - 20 mm
rc max. - 0,3 mm
Weight - 0,012 Kg
Basic dynamic load rating (C) - 3,45 kN
Basic static load rating (C0) - 1,37 kN
Fatigue load limit (Pu) - 0,057
Reference speed - 75000 r/min
Limiting speed - 48000 r/min
Calculation factor (f0) - 12
Calculation factor (kr) - 0,025
Hot number:KOYO 7020 C/DF NSK NJ2218+HJ2218 TIMKEN M249734/M249710 OKB 8244K ISO 231/630 KCW33+H31/630 ISO 32217 NTN 3TM-SF08A75PX1 Timken HK1814RS INA NCS1616 KOYO NUP228 NTN T-87762/87112D+A FYH UCHA211-35 FAG 52215 SKF NCF-2888V FAG (Old No.) STO-12X