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：2024-12-13
Application:manual Tools,Energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving energy saving,garden machinery,axle lathe,impression material,medical equipment,enzyme,chamfering machine etc,glass,industrial equipment,filter paper products
Similar models:305802 C-2RS1 305338 D AOH 3052 SAFS 23056 KAT x 10 BD-C 3056 K-OH 3056 H H 2305 2205 EKTN9 + H 305 SNL 3052 ATURT 6305/HR11QN 305707 C-2RS1
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Model No.	Inner Diameter	Outer Diameter	Width	Type
19782	50.8	66.62	7.95	Seals
305702 C-2RS1	15	40	15.9	Bearings, units and housings
71900 CE/P4A	10	22	6	Bearings, units and housings
7216 BECBP	80	140	26	Bearings, units and housings
GEZM 300 ES-2RS	76.2	120.65	57.15	Bearings, units and housings
HM 220149/110	100	157	42	Bearings, units and housings
NU 413	65	160	37	Bearings, units and housings
OKTC 425	-	635	-
PSM 152020 A51	15	20	20	Bearings, units and housings
SAFS 22536 x 6.1/2 TLC	165.1	-	-	Bearings, units and housings
SAFS 23040 KAT x 7.3/16	182.5625	-	-	Bearings, units and housings
WS 81210	50		6.5	Bearings, units and housings

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