Bearings, units and housings -- Roller bearings -- Cylindrical roller bearings -- Single row cylindrical roller bearings -- Cylindrical roller bearings, single row SKF NUP 311 ECJ

NUP 311 ECJ

SKF Explorer

Dimensions

d		55	mm
D		120	mm
B		29	mm
d₁	≈	77.5	mm
D₁	≈	100.3	mm
F		70.5	mm
r_1,2	min.	2	mm
r_3,4	min.	2	mm

Abutment dimensions

d_a	min.	65	mm
d_b	min.	80	mm
D_a	max.	109.2	mm
r_a	max.	2	mm

Calculation data

Basic dynamic load rating	C	156	kN
Basic static load rating	C₀	143	kN
Fatigue load limit	P_u	18.6	kN
Reference speed		6000	r/min
Limiting speed		7000	r/min
Calculation factor	k_r	0.15
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

1.53

Model Number: NUP 311 ECJ
Inner Diameter：55mm Outer Diameter：120mm Width：29mm
Reference speed:7000 r/min Limiting speed:6000 r/min
Type：Bearings, units and housings Roller bearings Cylindrical roller bearings Single row cylindrical roller bearings
Details： Single row cylindrical roller bearings Cylindrical roller bearings, single row
Update date：2025-12-09
Application:Hair styling device,orthodontic material,medical equipment,Roller mill,product accessories,metallurgical mold,car steering pin,Antenna Potentials,dynamic blood pressure,universal category,Gripper Swing
Similar models:4311 ATN9 NUP 311 ECJ W 6005-2RS1/VP311 7311 BECBM 1311 ETN9 WS 89311 NU 311 ECP W 6004-2RS1/VP311 331169 E/C500 331158 A
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