Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Single row tapered roller bearings -- Tapered roller bearings, single row SKF 31306

31306

SKF Explorer

Dimension series

7FB

Dimensions

d		30	mm
D		72	mm
T		20.75	mm
d₁	≈	52.75	mm
B		19	mm
C		14	mm
r_1,2	min.	1.5	mm
r_3,4	min.	1.5	mm
a		22.335	mm

Abutment dimensions

d_a	max.	40	mm
d_b	min.	38.5	mm
D_a	min.	55	mm
D_a	max.	65	mm
D_b	min.	68	mm
C_a	min.	3	mm
C_b	min.	6.5	mm
r_a	max.	1.5	mm
r_b	max.	1.5	mm

Calculation data

Basic dynamic load rating	C	58.3	kN
Basic static load rating	C₀	50	kN
Fatigue load limit	P_u	5.7	kN
Reference speed		7500	r/min
Limiting speed		9500	r/min
Calculation factor	e	0.83
Calculation factor	Y	0.72
Calculation factor	Y₀	0.4

Mass

Mass bearing

0.39

Model Number: 31306
Inner Diameter：30mm Outer Diameter：72mm Width：20.75mm
Reference speed:9500 r/min Limiting speed:7500 r/min
Type：Bearings, units and housings Roller bearings Tapered roller bearings Single row tapered roller bearings
Details： Single row tapered roller bearings Tapered roller bearings, single row
Update date：2026-04-16
Application:heating fans,pump industry,Pneumatic Actuator,electromagnet,hydraulic control element,Laser Measurements,packaging machinery,security equipment,Forging machine,Polymer,experimental equipment
Similar models:31306/DF 31306 331306
BEARING POWER International Trading Co.,Ltd. specialize in 31306 products，there is large inventory of SKF 31306 Single row tapered roller bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the 31306 Which SKF 31306 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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