Bearings, units and housings -- Ball bearings -- Angular contact ball bearings -- Double row angular contact ball bearings -- Angular contact ball bearings, double row SKF 305272 DB

305272 DB

Dimensions

d		220	mm
D		309.5	mm
B		76	mm
d₁	≈	252.5	mm
D₁	≈	286	mm
b		22	mm
K		7.5	mm
r_1,2	min.	2.1	mm
a		146	mm

Abutment dimensions

d_a	min.	225	mm
D_a	max.	284	mm
r_a	max.	2.1	mm

Calculation data

Basic dynamic load rating	C	312	kN
Basic static load rating	C₀	520	kN
Fatigue load limit	P_u	13.4	kN
Reference speed		1700	r/min
Limiting speed		2000	r/min
Calculation factor	k_r	0.095
Calculation factor	e	0.86
Calculation factor	X	0.62
Calculation factor	Y₀	0.63
Calculation factor	Y₁	0.73
Calculation factor	Y₂	1.17

Mass

Mass bearing

17.6

Model Number: 305272 DB
Inner Diameter：220mm Outer Diameter：309.5mm Width：76mm
Reference speed:2000 r/min Limiting speed:1700 r/min
Type：Bearings, units and housings Ball bearings Angular contact ball bearings Double row angular contact ball bearings
Details： Double row angular contact ball bearings Angular contact ball bearings, double row
Update date：2026-07-20
Application:container finishing,surgical instruments,directional control valve,chemical,Pneumatic Control Valves,water,knitted fabrics,Anti-defibrillation pacing,other rubber,Rolling mill,electrocardiograph
Similar models:305272 DA 305272 DB 305272 D
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Model No. Inner Diameter Outer Diameter Width Type

29871
3205 A-2RS1
FY 25 LF
NCF 2932 CV
P 72 R-30 TF

Purchase the SKF 305272 DB Angular contact ball bearings, double row Please fill in the following

Hot number： BD-240/560 ECAK30/W33-AOH 240/560 G 260x290x16 HDS2 V 18734 402004 7007 ACE/HCP4AL 91305 AXW 45 BT4-0004 G/HA1 KMTA 17 OKF 210 SAF 22613 x 2.1/8 T SAW 23234 TLC SC 35 ES W 61904 W 625 R-2Z

Model No.	Inner Diameter	Outer Diameter	Width	Type
29871
3205 A-2RS1
FY 25 LF
NCF 2932 CV
P 72 R-30 TF