d - 50 mm
D - 80 mm
B - 16 mm
a - 23 mm
Da - 74 mm / Tolerance: H12
da - 56 mm / Tolerance: h12
r1 min - 1 mm
ra max - 1 mm
ra1 max - 0,3 mm
rmin - 1 mm
α - 25 ° / Angle
m - 0,223 kg / Weight
Cr - 27500 N / Dynamic load rating (radial)
C0r - 10700 N / Static load rating (radial)
nG Fett - 22000 1/min / Limiting speed for grease lubrication
Cur - 1120 N / Fatigue limit load, radial
Hot number:NSK 7012 AC/DF FAG NJ 220 E OKB 92306EK ISO 61900 SKF 71914 CE/P4AH1 SIGMA N 312 KOYO NNU4956K NACHI UCFS309 Torrington (Old No.) 22317MF80 FAG 239/560 New Departure 6217-R SKF SAF-218 SKF S7009 CB/P4A GMN SA42X72X10 NOK AS568-462-A
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