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

NU 311 ECJ

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

1.48

Associated products

Angle ring

HJ 311 EC

Model Number: NU 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：2026-07-29
Application:pump,power source,Spectrum Products,Cylinder Pneumatic Treatment Element,pump accessories,Rolling mill gear box,medical equipment,Hydraulic Press,packing equipment,industrial fans,historical instruments
Similar models:NUP 311 ECML 311-2ZNR H 311 E 2311 NU 2311 ECML HM 231148/110 BD-C 2211 KV-AHX 311 6311-2Z/VA201 W 6002-2RS1/VP311 NJ 2311 ECPH
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Model No. Inner Diameter Outer Diameter Width Type

6220/C3VL0241
638-2RZ
7310 BECBY
FY 1.11/16 WDW
NU 1022 M/C3VL0241

Purchase the SKF NU 311 ECJ Cylindrical roller bearings, single row Please fill in the following

Hot number： 19236 21213 23144 CC/W33 25713 26359 29280 310-2ZNR 32395 6301/HR22T2 7019 CD/P4AL 7022 CB/P4A BC2B 326894/HB1 NNCF 4956 CV NU 2364 ECMA SAF 22520 x 3.3/8 T

Model No.	Inner Diameter	Outer Diameter	Width	Type
6220/C3VL0241
638-2RZ
7310 BECBY
FY 1.11/16 WDW
NU 1022 M/C3VL0241