FAG Tapered roller bearings - 31312-A - Horton Bearing Services

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FAG Tapered roller bearings - 31312-A image

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Specifications for FAG bearing authorized dealer

Bearing number:D/W ER1212-2ZS
Size (mm):19.05x12.7x3.967
Bore Diameter (mm):19,05
Outer Diameter (mm):12,7
Width (mm):3,967
d:12.7 mm
D:19.05 mm
B:3.967 mm
d1:14.5 mm
D2:17.3 mm
r1,2 - min.:0.25 mm
da - min.:14 mm
Da - max.:17.5 mm
ra - max.:0.25 mm
Basic dynamic load rating - C:0.52 kN
Basic static load rating - C0:0.27 kN
Fatigue load limit - Pu:0.011 kN
Reference speed:75000 r/min
Limiting speed:36000 r/min
Calculation factor - kr:0.015
Calculation factor - f0:8.3
d1 ≈:14.5 mm
D2 ≈:17.3 mm
r1,2 min.:0.25 mm
da min.:14 mm
da max.:14 mm
Da max.:17.5 mm
ra max.:0.25 mm
Basic dynamic load rating C:0.52 kN
Basic static load rating C0:0.27 kN
Fatigue load limit Pu:0.011 kN
Calculation factor kr:0.015
Calculation factor f0:8.3
Mass bearing:0.0032 kg

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