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

N 311 ECMB

SKF Explorer

Dimensions

d		55	mm
D		120	mm
B		29	mm
d₁	≈	77.5	mm
E		106.5	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.	104	mm
D_a	min.	109	mm
D_a	max.	111	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		9500	r/min
Calculation factor	k_r	0.12
Limiting value	e	0.2
Axial load factor	Y	0.6

Mass

Mass bearing

1.73

Model Number: N 311 ECMB
Inner Diameter：55mm Outer Diameter：120mm Width：29mm
Reference speed:9500 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：2026-07-29
Application:hardware,suction nozzle,gantry processing,Doppler,Seals,industrial fans,intermediate,EEG,other rubber,security,Film machine
Similar models:331148 A 33114 HJ 2311 EC BD-21311 EK-H 311 4311 ATN9 NU 311 ECNJ W 6003-2RS1/VP311 331156 G SAF 1311 6311/HC5C3
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Model No. Inner Diameter Outer Diameter Width Type

19993
62201-2RS1
91322
IR 55x65x28
NJ 318 ECJ

Purchase the SKF N 311 ECMB Cylindrical roller bearings, single row Please fill in the following

Hot number： 21890 23036 CCK/W33 27576 31250 6306-2ZNR 708 ACE/HCP4AH C 2210 V HK 0810.2RS NA 6911 NATR 10 X PCM 606570 M PSM 253225 A51 QJ 210 MA SAW 23528 x 5 W 618/5

Model No.	Inner Diameter	Outer Diameter	Width	Type
19993
62201-2RS1
91322
IR 55x65x28
NJ 318 ECJ