d - 70 mm
D - 125 mm
B - 24 mm
d1 - 87.9 mm
d2 - 87.9 mm
D1 - 107.1 mm
r1,2 - min. - 1.5 mm
r3,4 - min. - 0.6 mm
a - 25.1 mm
da - min. - 79 mm
db - min. - 79 mm
Da - max. - 116 mm
Db - max. - 120.8 mm
ra - max. - 1.5 mm
rb - max. - 0.6 mm
dn - 91.6 mm
Basic dynamic load rating - C - 68.9 kN
Basic static load rating - C0 - 58.5 kN
Fatigue load limit - Pu - 2.4 kN
Limiting speed for grease lubrication - 14000 r/min
Limiting speed for oil lubrication - 20000 mm/min
Ball - Dw - 15.875 mm
Ball - z - 16
Gref - 13.701 cm3
Calculation factor - f0 - 14.8
Preload class A - GA - 260 N
Preload class B - GB - 520 N
Preload class C - GC - 1040 N
Preload class D - GD - 2080 N
Calculation factor - f - 1.08
Calculation factor - f1 - 1
Calculation factor - f2A - 1
Calculation factor - f2B - 1.01
Calculation factor - f2C - 1.03
Calculation factor - f2D - 1.06
Calculation factor - fHC - 1.01
Preload class A - 92 N/micron
Preload class B - 124 N/micron
Preload class C - 173 N/micron
Preload class D - 249 N/micron
Mass bearing - 0.95 kg
Hot number:MRC 7210 C/DB KOYO NNU 4964 K OKB 3113738K KOYO 22316RHR ISB 22313 K ISB 32956 NACHI 5316NR NTN 4T-L21549/L21511 Timken 621/612 AST AST650 182425 ISB ER3.25.2800.400-1SPPN SKF NK55/25 FYH UCX17-55 INA SCE2016 SKF NUTR-2052
Previous:7214 C-UX 角接触球轴承 ---- Next:7214 CD/P4A 角接触球轴承
Return to SKF轴承型号查询