Bearings, units and housings -- Ball bearings -- Self-aligning ball bearings -- Self-aligning ball bearings -- SKF 2212 EKTN9 + H 312

2212 EKTN9 + H 312

Dimensions

d₁		55	mm
D		110	mm
B		28	mm
B₁		47	mm
d₃		80	mm
D₁	≈	96.9	mm
B₄		13	mm
r_1,2	min.	1.5	mm

Abutment dimensions

d_a	max.	74	mm
d_b	min.	65	mm
D_a	max.	101	mm
B_a	min.	9	mm
r_a	max.	1.5	mm

Calculation data

Basic dynamic load rating	C	48.8	kN
Basic static load rating	C₀	17	kN
Fatigue load limit	P_u	0.88	kN
Reference speed		11000	r/min
Limiting speed		8000	r/min
Permissible angular misalignment	a	2.5	°
Calculation factor	k_r	0.045
Calculation factor	e	0.24
Calculation factor	Y₀	2.8
Calculation factor	Y₁	2.6
Calculation factor	Y₂	4.1

Mass

Mass bearing + adapter sleeve

1.45

Model Number: 2212 EKTN9 + H 312
Inner Diameter：55mm Outer Diameter：110mm Width：28mm
Reference speed:8000 r/min Limiting speed:11000 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:ship special,Medical room equipment,Food testing,enzyme,gas turbine,Laser Cutting,Industrial Electromechanical,car instrument,mathematical instruments,test equipment,shoe-making machinery
Similar models:72212/72487 C 2212 TN9 C 2212 KTN9 NUP 2212 ECJ 2212 EKTN9 + H 312 C 2212 V RNU 2212 ECP 2212 E-2RS1TN9 NJ 2212 ECP PSM 182212 A51
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Model No.	Inner Diameter	Outer Diameter	Width	Type
17x35x7 HMS5 RG	17	35	7	Seals
28x44x6 HMS5 RG	28	44	6	Seals
313893	200	280	-	Bearings, units and housings
7034 ACD/HCP4A	170	260	42	Bearings, units and housings
FSAF 1516 x 2.5/8 TLC	66.675	-	-	Bearings, units and housings
GEZ 112 ES	44.45	71.438	38.887	Bearings, units and housings
NATR 20	20	47	24	Bearings, units and housings
NJ 2322 ECP	110	240	80	Bearings, units and housings
SNL 3192 TURT	430	-	-	Bearings, units and housings
SSAFS 22534 x 6 T	152.4	-	-	Bearings, units and housings
W 61707-2RS1	35	44	5	Bearings, units and housings
W 61905-2RS1	25	42	9	Bearings, units and housings

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Hot number： 23022 CC/W33 24013 CC/W33 24180 ECA/W33 32x48x8 HMS5 V 510/950 M 591/500 F 61932 MA 65x85x12 HMSA10 V 7305 BECBM FYTB 1. TF NN 3076 K/SPW33 OH 31/600 H PCM 252850 M PSM 506035 A51 SYE 2 3/16-3