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

NJ 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
s	max.	2	mm

Abutment dimensions

d_a	min.	65	mm
d_a	max.	68	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

Associated products

Angle ring

HJ 311 EC

Model Number: NJ 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：2021-06-04
Application:machining,industrial skin care,steam Hydraulic control element,Flame Cutting,Cylinder Type,hydraulic pump,Liposuction device,Generator,Broadcasting System,fruit and vegetable processing,other CNC
Similar models:7311 BECBJ PCMF 202311.5 E 33113 R NUP 2311 ECP W 6001-2RS1/VP311 33110 311-Z 6311 N 22311 E/VA405 BD-21311 EK-H 311
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