Bearings, units and housings -- Ball bearings -- Self-aligning ball bearings -- Self-aligning ball bearings -- SKF 1309 ETN9

1309 ETN9

Dimensions

d		45	mm
D		100	mm
B		25	mm
d₁	≈	67.71	mm
D₁	≈	87.8	mm
r_1,2	min.	1.5	mm

Abutment dimensions

d_a	min.	54	mm
D_a	max.	91	mm
r_a	max.	1.5	mm

Calculation data

Basic dynamic load rating	C	39	kN
Basic static load rating	C₀	13.4	kN
Fatigue load limit	P_u	0.7	kN
Reference speed		12000	r/min
Limiting speed		8500	r/min
Permissible angular misalignment	a	3	°
Calculation factor	k_r	0.04
Calculation factor	e	0.23
Calculation factor	Y₀	2.8
Calculation factor	Y₁	2.7
Calculation factor	Y₂	4.2

Mass

Mass bearing

0.96

Model Number: 1309 ETN9
Inner Diameter：45mm Outer Diameter：100mm Width：25mm
Reference speed:8500 r/min Limiting speed:12000 r/min
Type：Bearings, units and housings Ball bearings Self-aligning ball bearings Self-aligning ball bearings
Details： Self-aligning ball bearings
Update date：2026-07-24
Application:Individual Wire,die casting mold,noise reduction equipment,Spectrum Products,coupling type,hook,Industrial,woodworking machinery,tapping machine,electric hydraulic lifting platform,Medium and large motor
Similar models:BD-21309 EK-H 309 51309 31309T62.5/DB BD-21309 EK-AH 309 1309 ETN9 21309 EK 31309/DF SAF 1309 T 21309 E 31309
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Model No. Inner Diameter Outer Diameter Width Type

21311 E
7020 ACB/P4AL
NJ 2220 ECP
RMS 22
W 61908 R-2Z

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Hot number： 18259 690 VRME R 91366 FSNL 524 TURU HA 2340 NJ 310 ECPH PCZ 1416 E SAF 1217 TLC SAFS 23024 KA-11 x 4.3/16 SAFS 23024 KAT x 4 SSAFS 23026 KATLC x 4.5/16 SSAFS 23040 KATLC x 7.1/8 SY 25 TF/VA201 W 61801 R YAR 205-2RFGR/HV

Model No.	Inner Diameter	Outer Diameter	Width	Type
21311 E
7020 ACB/P4AL
NJ 2220 ECP
RMS 22
W 61908 R-2Z