d - 45 mm
D - 85 mm
T - 20,638 mm
B - 21,692 mm
C - 17,462 mm
ra1 max. - 1,3 mm
a - 5,1 mm
Da - 77 mm
db - 50 mm
ra max. - 1,5 mm
da - 53 mm
Db - 80 mm
Weight - 0,505 Kg
Basic dynamic load rating (C) - 69,5 kN
Basic static load rating (C0) - 79,5 kN
(Grease) Lubrication Speed - 4 400 r/min
(Oil) Lubrication Speed - 5 800 r/min
Calculation factor (e) - 0,31
Calculation factor (Y0) - 1,08
Calculation factor (Y2) - 1,96
Hot number:NTN 7221 B FAG BK 1812 OKB 111211 OKB 502307EH OKB 4086132 Fersa 537/532 CYSD 6834-ZZ SIGMA 7213-B NBS NA 4876 NMB PR8E AST SCE2012 SNR UCPLE211 SKF 36x58x10 HMS5 RG NSK 625-Z NOK IUH 130 115 9 耐寒
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