Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Matched tapered roller bearings -- Matched single row tapered roller bearings arranged face-to-face SKF 31313/DF

31313/DF

SKF Explorer

Dimensions

d		65	mm
D		140	mm
T		72	mm
2B		66	mm
b		12	mm
K		9	mm
r_3,4	min.	2.5	mm
r₅	min.	1	mm

Abutment dimensions

d_a	max.	80	mm
D_a	min.	111	mm
D_a	max.	129.5	mm
C_a	min.	5	mm
r_a	max.	2.5	mm
r_c	max.	1	mm

Calculation data

Basic dynamic load rating	C	348	kN
Basic static load rating	C₀	380	kN
Fatigue load limit	P_u	47.5	kN
Reference speed		2800	r/min
Limiting speed		4800	r/min
Calculation factor	e	0.83
Calculation factor	Y₁	0.81
Calculation factor	Y₂	1.2
Calculation factor	Y₀	0.8

Mass

Mass bearing pair

4.98

Model Number: 31313/DF
Inner Diameter：65mm Outer Diameter：140mm Width：-mm
Reference speed:4800 r/min Limiting speed:2800 r/min
Type：Bearings, units and housings Roller bearings Tapered roller bearings Matched tapered roller bearings
Details： Matched tapered roller bearings Matched single row tapered roller bearings arranged face-to-face
Update date：2026-04-17
Application:comprehensive experiment,Workpiece,spreader series,Spectrum Products,Spectrum Products,squeeze machine etc,rubber products machinery and equipment,Laser Cutting,food safety,transportation equipment,switch
Similar models:31313/DF 31313
BEARING POWER International Trading Co.,Ltd. specialize in 31313/DF products，there is large inventory of SKF 31313/DF Matched tapered roller bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the 31313/DF Which SKF 31313/DF is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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