d - 30 mm
D - 52 mm
H - 16 mm
d1 - 52 mm
r1 min. - 0,6 mm
r2 min. - 0,6 mm
D1 - 32 mm
da min. - 43 mm
Da max. - 39 mm
ra max. - 0,6 mm
Weight - 0,13 Kg
Basic dynamic load rating (C) - 25,1 kN
Basic static load rating (C0) - 51 kN
Fatigue load limit (Pu) - 1,86
Reference speed - 4800 r/min
Limiting speed - 6700 r/min
Minimum load factor (A) - 0,013
Hot number:KOYO 7221 B/DB TORRINGTON AXK 1024 OKB 2330H OKB 2928 OKB FAG 240/800-B-MB Ruville 5114 Timken 5324W NSK 6204NR KOYO NUP2309R SKF W 61811 BERLISS 98732 HOFF N-419 FAG W-1/2 NOK WR 270S
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