Bearings, units and housings -- Ball bearings -- Self-aligning ball bearings -- Self-aligning ball bearings -- SKF 1311 EKTN9 + H 311

1311 EKTN9 + H 311

Dimensions

d₁		50	mm
D		120	mm
B		29	mm
B₁		45	mm
d₃		75	mm
D₁	≈	101.4	mm
B₄		12.5	mm
r_1,2	min.	2	mm

Abutment dimensions

d_a	max.	77	mm
d_b	min.	60	mm
D_a	max.	109	mm
B_a	min.	7	mm
r_a	max.	2	mm

Calculation data

Basic dynamic load rating	C	50.7	kN
Basic static load rating	C₀	18	kN
Fatigue load limit	P_u	0.92	kN
Reference speed		11000	r/min
Limiting speed		7500	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 + adapter sleeve

1.9

Model Number: 1311 EKTN9 + H 311
Inner Diameter：50mm Outer Diameter：120mm Width：29mm
Reference speed:7500 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：2026-04-21
Application:electromagnet,training beds etc,tapping machine,Medical room equipment,machine lathe,other CNC,Pneumatic Actuator,labor insurance,engineering machine,Switch,horizontal processing
Similar models:1311 EKTN9 + H 311 31311/DF BD-21311 EK-AHX 311 FSAF 1311 T 21311 EK 1311 ETN9 FSAF 1311 51311 SAF 1311 BD-21311 EK-H 311
BEARING POWER International Trading Co.,Ltd. specialize in 1311EKTN9+H311 products，there is large inventory of SKF 1311 EKTN9 + H 311 Self-aligning ball bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the 1311 EKTN9 + H 311 Which SKF 1311EKTN9+H311 is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

Model No.	Inner Diameter	Outer Diameter	Width	Type
19923	50.8	73.15	9.53	Seals
21061	53.975	69.85	12.7	Seals
471951	1794	-	-	Seals
52408	30	90	65	Bearings, units and housings
61926	130	180	24	Bearings, units and housings
71801 ACD/HCP4	12	21	5	Bearings, units and housings
71932 CD/HCP4AH1	160	220	28	Bearings, units and housings
81296 M	480	650	135	Bearings, units and housings
BT4B 331347 AG/HA1	406.4	565.15	-	Bearings, units and housings
BD-C 3172 KM-OH 3172 H	340	600	192	Bearings, units and housings
NN 3007 K/SP	35	62	20	Bearings, units and housings
SAF 22510 x 1.5/8 T	41.275	-	-	Bearings, units and housings

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Hot number： 12533 604 6209-ZNR 71914 CE/HCP4AH1 71916 CE/P4A 82559 90x120x12 CRW1 R 99184 BD-C 3092 KM-AOHX 3092 G N 204 ECP NU 1013 ECP/C3VL0241 PCZ 0808 E SAF 22630 TLC S7005 ACD/P4A SAFS 22524 x 4.1/4