d - 50 mm
D - 88,9 mm
T - 20,638 mm
B - 22,225 mm
C - 16,513 mm
a - 16,1 mm
r min. - 2 mm
r2 min. - 1,2 mm
da min. - 58 mm
Da - 81 mm
db min - 55 mm
ra max. - 2 mm
rb max. - 1,2 mm
Db - 84 mm
Weight - 0,51 Kg
Basic dynamic load rating (C) - 74,3 kN
Basic static load rating (C0) - 87,3 kN
(Grease) Lubrication Speed - 4400 r/min
(Oil) Lubrication Speed - 5800 r/min
Calculation factor (e) - 0,32
Calculation factor (Y0) - 1,03
Calculation factor (Y1) - 1,88
Hot number:KOYO NJ 221 TIMKEN 29665/29620 OKB 108009/2.5 OKB 3053224K OKB 3610 Timken 24048YM KOYO 3NC HAR917C FT NSK 6002L11 CYSD 6026-2RS NSK 6801VV NTN 6814LH SKF 29388EM NSK KB-25ARO SKF (Old No.) RNAO-17x25x13 SKF 7017 CD/HCP4AH1
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