Bearings, units and housings -- Ball bearings -- Angular contact ball bearings -- Double row angular contact ball bearings -- Angular contact ball bearings, double row SKF 3311 DMA

3311 DMA

Dimensions

d		55	mm
D		120	mm
B		49.2	mm
d₁	≈	81.4	mm
D₁	≈	104.4	mm
r_1,2	min.	2	mm
a		114	mm

Abutment dimensions

d_a	min.	66	mm
D_a	max.	109	mm
r_a	max.	2	mm

Calculation data

Basic dynamic load rating	C	111	kN
Basic static load rating	C₀	100	kN
Fatigue load limit	P_u	4.3	kN
Reference speed		4800	r/min
Limiting speed		5000	r/min
Calculation factor	k_r	0.095
Calculation factor	e	1.34
Calculation factor	X	0.54
Calculation factor	Y₀	0.44
Calculation factor	Y₁	0.47
Calculation factor	Y₂	0.81

Mass

Mass bearing

2.82

Model Number: 3311 DMA
Inner Diameter：55mm Outer Diameter：120mm Width：49.2mm
Reference speed:5000 r/min Limiting speed:4800 r/min
Type：Bearings, units and housings Ball bearings Angular contact ball bearings Double row angular contact ball bearings
Details： Double row angular contact ball bearings Angular contact ball bearings, double row
Update date：2026-04-20
Application:boring bar boring bar,electrostatic protection,tower crane,Equipment,medical equipment,diving equipment,Food testing,tray industry,ultra-quiet generators,special broaching machine,Anesthetic Equipment
Similar models:33114/DF 331158 A 33113 R 331138 AG BT4B 331189 E/C600 331169 BG 33111 3311 ATN9 BT4B 331161 AG/HA4 331149 E/C675
BEARING POWER International Trading Co.,Ltd. specialize in 3311DMA products，there is large inventory of SKF 3311 DMA Double row angular contact ball bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the 3311 DMA Which SKF 3311DMA 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.

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