d - 55 mm

D - 120 mm

B - 29 mm

d₂ - - 72.7 mm

D₁ - - 96.2 mm

b - 6 mm

K - 3 mm

r_1,2 - min. - 2 mm

d_a - min. - 66 mm

D_a - max. - 109 mm

r_a - max. - 2 mm

Basic dynamic load rating - C - 159 kN

Basic static load rating - C₀ - 163 kN

Fatigue load limit - P_u - 18 kN

Reference speed - 5600 r/min

Limiting speed - 7500 r/min

Calculation factor - e - 0.24

Calculation factor - Y₁ - 2.8

Calculation factor - Y₂ - 4.2

Calculation factor - Y₀ - 2.8

Weight - 1.7 kg

• Model Number: 21311 E
• Inner Diameter：120mm Outer Diameter：55mm Width：29mm
• Type：Spherical Roller Bearings
• Update date：2025-04-20
• Application:knitted fabrics,Gear grinding machine,Hydraulic Hose,diving equipment,Pneumatic Actuator,chamfering machine etc,Other Machine Tools,electromagnetic clutch,Industrial,gear grinding machine,Leather Products
• Similar models:CX 21311KCW33 KOYO 21311RH ISO 21311KCW33+AH311 NSK 21311EAKE4 ISB 21311K+AHX311 NSK 21311EAE4 AST 21311MBKW33 SNR 21311VK AST 21311MBW33 FAG 21311-E1-K+H311
• BEARING POWER International Trading Co.,Ltd. specialize in 21311E products，there is large inventory of SKF 21311 E . We has been built up long-term cooperation with SKF company, could make a bulk order of the 21311 E Which SKF 21311E 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	Brand	Type
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  2302	15	42	17	KOYO	Self-Aligning Ball Bearings
  24180 ECA/W33	650	400	250	SKF	Tapered Roller Bearings
  32007*2	35	62	18	CYSD	Tapered Roller Bearings
  369S/2/362A/2/Q	47,625	88,9	20,638	SKF	Tapered Roller Bearings
  5123				Ruville	Wheel Bearings
  51314	70	125		CX	Thrust Ball Bearings
  6554R/6520	76,2		63,83	KOYO	Tapered Roller Bearings
  68/1060	1060	1280	100	KOYO	Deep Groove Ball Bearings
  6907-RZ	35	55	10	CYSD	Deep Groove Ball Bearings
  7911DB	55	80	13	CYSD	Angular Contact Ball Bearings
  GE280FO-2RS	280	430	210	ISO	Plain Bearings
  H936349/H936310	168,275	330,2	85,725	KOYO	Tapered Roller Bearings
  HCB71924-C-2RSD-T-P4S	120	165	22	FAG	Angular Contact Ball Bearings
  K50X58X35H	50	58		Timken	Needle Roller Bearings
  KBO20	20	32		INA	Linear Bearings
  NJ 213 ECML	120	65	23	SKF	Thrust Ball Bearings
  NCF3005 V	25	47	16	CX	Cylindrical Roller Bearings
  NUP29/950	950	1250	175	ISO	Cylindrical Roller Bearings
  RNAO45x62x40	45	62		CX	Cylindrical Roller Bearings