Bearings, units and housings -- Roller bearings -- Spherical roller bearings -- Spherical roller bearings -- SKF 21313 E

21313 E

SKF Explorer

Dimensions

d		65	mm
D		140	mm
B		33	mm
d₂	≈	94.7	mm
D₁	≈	124	mm
b		6	mm
K		3	mm
r_1,2	min.	2.1	mm

Abutment dimensions

d_a	min.	77	mm
D_a	max.	128	mm
r_a	max.	2	mm

Calculation data

Basic dynamic load rating	C	243	kN
Basic static load rating	C₀	270	kN
Fatigue load limit	P_u	29	kN
Reference speed		4300	r/min
Limiting speed		6000	r/min
Calculation factor	e	0.22
Calculation factor	Y₁	3
Calculation factor	Y₂	4.6
Calculation factor	Y₀	2.8

Mass

Mass bearing

2.55

Model Number: 21313 E
Inner Diameter：65mm Outer Diameter：140mm Width：33mm
Reference speed:6000 r/min Limiting speed:4300 r/min
Type：Bearings, units and housings Roller bearings Spherical roller bearings Spherical roller bearings
Details： Spherical roller bearings
Update date：2026-07-24
Application:Machine Tool Accessories,wheel lathe,auto tools,coal,sawing machine,Polymer,Forging machine,training beds etc,flow control valve,office outdoor camping equipment,disposable
Similar models:BD-21313 EK-AH 313 G BD-21313 EK-H 313 21313 EK 21313 E
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Model No. Inner Diameter Outer Diameter Width Type

29456 E
BD-C 3136 K-H 3136 L
NCF 28/750 V
SAF 1518 x 3.1/8 TLC
SAF 23040 KAT x 7.1/4

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Model No.	Inner Diameter	Outer Diameter	Width	Type
29456 E
BD-C 3136 K-H 3136 L
NCF 28/750 V
SAF 1518 x 3.1/8 TLC
SAF 23040 KAT x 7.1/4