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

NU 311 ECM

SKF Explorer

Dimensions

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

Abutment dimensions

d_a	min.	65	mm
d_a	max.	68	mm
d_b	min.	73	mm
D_a	max.	109.2	mm
r_a	max.	2	mm
r_b	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

1.72

Associated products

Angle ring

HJ 311 EC

Model Number: NU 311 ECM
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：2024-12-16
Application:historical instruments,packing equipment,electromyography machine,packaging materials,rock drilling machinery,ultra-quiet generators,Forklift industry,marine analysis,agriculture,rehabilitation training equipment,noise reduction equipment
Similar models:51311 NJ 2311 ECPH NJG 2311 VH BT4B 331123 DG/HA1 331169 E/C500 BD-C 2211 KTN9-AHX 311 HJ 2311 EC W 6003-2RS1/VP311 30311 53311 + U 311
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