SKF NJ2988ECM/HB1 Cylindrical roller bearings,SKF NJ 2988 ECM/HB1 Roller bearings-BEARINGPOWER Co.,Ltd.
Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NJ 2988 ECM/HB1

NJ 2988 ECM/HB1

Dimensions
d 440mm
D 600mm
B 95mm
d1≈495mm
D1≈550mm
F 481.5mm
r1,2min.4mm
smax.3.5mm
Abutment dimensions
damin.455mm
damax.477mm
dbmin.500mm
Damax.585mm
ramax.3mm
Calculation data
Basic dynamic load ratingC 1720kN
Basic static load ratingC0 3600kN
Fatigue load limitPu 310kN
Reference speed  1100r/min
Limiting speed  1400r/min
Calculation factorkr 0.07 
Limiting valuee 0.3 
Axial load factorY 0.4 
Mass
Mass bearing  84kg
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Hot number： 23284-2CS5K/VT143 312844 32x47x6 HMS5 V 48x72x7 HMS5 RG 71903 ACE/P4AH 90891 FYJ 520 FYT 1. TF/VA228 G 35x45x4 NUP 219 ECML PWM 303640 SAF 22609 x 1.3/8 T SAW 23234 T SY 3/4 TF/VA228 W 619/4 R-2RS1

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