Bearings, units and housings -- Ball bearings -- Angular contact ball bearings -- Four-point contact ball bearings -- Angular contact ball bearings, four-point contact ball bearings SKF QJ 305 MA

QJ 305 MA

SKF Explorer

Dimensions

d		25	mm
D		62	mm
B		17	mm
d₁	≈	34	mm
D₁	≈	49	mm
a		30	mm
r_1,2	min.	1.1	mm

Abutment dimensions

d_a	min.	32	mm
D_a	max.	55	mm
r_a	max.	1	mm

Calculation data

Basic dynamic load rating	C	42.5	kN
Basic static load rating	C₀	30	kN
Fatigue load limit	P_u	1.27	kN
Limiting speed		20000	r/min
Calculation factor	A	2.776
Calculation factor	e	0.95
Calculation factor	X	0.6
Calculation factor	Y₀	0.58
Calculation factor	Y₁	0.66
Calculation factor	Y₂	1.07

Mass

Mass bearing

0.29

Model Number: QJ 305 MA
Inner Diameter：25mm Outer Diameter：62mm Width：17mm
Reference speed:20000 r/min Limiting speed:-
Type：Bearings, units and housings Ball bearings Angular contact ball bearings Four-point contact ball bearings
Details： Four-point contact ball bearings Angular contact ball bearings, four-point contact ball bearings
Update date：2026-08-19
Application:food / grain / food equipment,marine analysis and testing equipment,cooling system,transistor fittings,tooth filling,medical equipment,Food testing,wall industry,bio-chemical,plastic molding,power source
Similar models:2205 EKTN9 + H 305 305428 D 305804 C-2RS1 SAFS 23052 KATLC x 9.1/2 7305 ACCBM 305706 C-2Z 7305 BEP 305338 D 305270 D 2305 E-2RS1KTN9
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Model No. Inner Diameter Outer Diameter Width Type

14886
51205 V/HR22Q2
HA 2313 E
KRV 19 PPXA
N 01

Purchase the SKF QJ 305 MA Angular contact ball bearings, four-point contact ball bearings Please fill in the following

Hot number： 18926 3303 ATN9 524213 6304-2RSL 74310 BD1B 351890 A D/W R1-5 GAC 50 F H 308 NA 4826 NNU 41/530 M/W33 PWM 505850 W 61706-2RZ W 61800-2RS1 Z 003

Model No.	Inner Diameter	Outer Diameter	Width	Type
14886
51205 V/HR22Q2
HA 2313 E
KRV 19 PPXA
N 01