Bearings, units and housings -- Ball bearings -- Self-aligning ball bearings -- Self-aligning ball bearings -- SKF 2308 ETN9

2308 ETN9

Dimensions

d		40	mm
D		90	mm
B		33	mm
d₁	≈	53.75	mm
D₁	≈	77.8	mm
r_1,2	min.	1.5	mm

Abutment dimensions

d_a	min.	49	mm
D_a	max.	81	mm
r_a	max.	1.5	mm

Calculation data

Basic dynamic load rating	C	54	kN
Basic static load rating	C₀	16	kN
Fatigue load limit	P_u	0.82	kN
Reference speed		14000	r/min
Limiting speed		10000	r/min
Permissible angular misalignment	a	3	°
Calculation factor	k_r	0.05
Calculation factor	e	0.4
Calculation factor	Y₀	1.6
Calculation factor	Y₁	1.6
Calculation factor	Y₂	2.4

Mass

Mass bearing

0.93

Model Number: 2308 ETN9
Inner Diameter：40mm Outer Diameter：90mm Width：33mm
Reference speed:10000 r/min Limiting speed:14000 r/min
Type：Bearings, units and housings Ball bearings Self-aligning ball bearings Self-aligning ball bearings
Details： Self-aligning ball bearings
Update date：2025-12-09
Application:mechanical annex,metering pump,light therapy instrument,multi-knife lathe,ventilation fans,shaft milling machine,Equipment,ignition system,bio-chemical,universal category,Medical room equipment
Similar models:NUP 2308 ECP BD-23084 CAK/W33-AOH 3084 G 23084 CA/W33 YSA 208-2FK + H 2308 2308 E-2RS1KTN9 + H 2308 2308 E-2RS1TN9 2308 EM BD-23080 CCK/W33-OH 3080 H YSA 208-2FK + HE 2308 23088 CAK/W33
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Model No.	Inner Diameter	Outer Diameter	Width	Type
23152 CC/W33	260	440	144	Bearings, units and housings
30234/DF	170	310	-	Bearings, units and housings
448x480x16 HDS2 R	448	480	16	Seals
538565	35.5346	49.89	5.97	Seals
6004 N	20	42	12	Bearings, units and housings
BT4B 334092 AG/HA1	406.4	546.1	-	Bearings, units and housings
D/W R156-2ZS	4.762	7.938	3.175	Bearings, units and housings
OKCX 430	430		-
SAF 23038 KATLC x 6.13/16	174.625	-	-	Bearings, units and housings
SAF 23052 KA x 9.1/2	241.3	-	-	Bearings, units and housings
W 624 R-2RZ	4	13	5	Bearings, units and housings
Z 305	25	-	6	Seals

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Hot number： 22213 E 23196 CA/W33 29288 29422 E 470556 71908 ACB/P4AL 71915 CD/HCP4AH1 7213 BECBJ FYAWK 1. LTHR GEZ 108 ES NRT 850 A NU 2214 ECJ OKF 130 SAF 22517 x 2.7/8 T SY 1.1/2 TR