d - 12 mm
D - 32 mm
B - 10 mm
C - 10 mm
Angle (α) - 15 °
a - 7.9 mm
r min. - 0.6 mm
r1 min. - 0.3 mm
da min. - 16.5 mm
Da max. - 27.5 mm
ra max. - 0.6 mm
Weight - 0.038 Kg
(Grease) Lubrication Speed - 38000 r/min
(Oil) Lubrication Speed - 50000 r/min
Calculation factor (f0) - 12.5
Hot number:KOYO 7221 C OKB ISO 53215 ISO 6004 NTN CRD-8035 Timken HM804846/HM804811-B NSK HR303/22 SKF NAO 25x42x32 ISO NJ29/900 ISO QJ309 ISO RNAO25x37x16 INA XW9-1/2 SKF 6315-K2RS NH HW-23/4 SKF 99475
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