d - 17 mm
D - 30 mm
B - 7 mm
d1 - - 21 mm
D2 - - 27.8 mm
r1,2 - min. - 0.3 mm
da - min. - 19 mm
da - max. - 20.5 mm
Da - max. - 28.5 mm
ra - max. - 0.3 mm
Basic dynamic load rating - C - 4 kN
Basic static load rating - C0 - 2.6 kN
Fatigue load limit - Pu - 0.108 kN
Reference speed - 50000 r/min
Limiting speed - 24000 r/min
Calculation factor - kr - 0.025
Calculation factor - f0 - 14.8
Mass bearing - 0.017 kg
Hot number:NTN 51128 KOYO 54211 U TIMKEN 74550A/74851CD OKB OKB OKB 3113734GY FAG 231/900-B-K-MB SKF 7012 CE/P4A KOYO NA206-20 SKF W 61709 MRC 1305 SNR 51203 Aetna 2900 FAG HK-2518-RS SKF NUP-248
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