d - 30 mm
D - 42 mm
B - 7 mm
d1 - - 33.11 mm
D2 - - 39.2 mm
r1,2 - min. - 0.3 mm
Da - max. - 40 mm
ra - max. - 0.3 mm
Basic dynamic load rating - C - 3.6 kN
Basic static load rating - C0 - 2.9 kN
Fatigue load limit - Pu - 0.125 kN
Reference speed - 34000 r/min
Limiting speed - 17000 r/min
Calculation factor - kr - 0.02
Calculation factor - f0 - 14.1
Mass bearing - 0.0244 kg
Hot number:NTN 7221 C SNR 7221 C/DB DKF 7307 B/DB NACHI 7000 C/DF TORRINGTON FAFNIR 3212 TIMKEN M88048/M88022 OKB NACHI 1211 NTN 2LA-BNS015CLLBG/GNP42 SNR 33215A Fersa 594A/593X KOYO JTT-910 Samick LMKM30UU Timken X30310/Y30310 NOK TC4 28 45 8 NBR
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