d - 55 mm

D - 120 mm

B - 29 mm

C - 29 mm

r min. - 2 mm

da min. - 65 mm

da max - 72 mm

Da min - 98 mm

Da max. - 110 mm

ra max. - 2 mm

Weight - 1,58 Kg

Basic dynamic load rating (C) - 142 kN

Basic static load rating (C0) - 174 kN

(Grease) Lubrication Speed - 4300 r/min

(Oil) Lubrication Speed - 5300 r/min

Calculation factor (e) - 0,23

Calculation factor (Y0) - 2,9

Calculation factor (Y2) - 4,4

Calculation factor (Y3) - 3

• Model Number: 21311EAKE4
• Inner Diameter：55mm Outer Diameter：120mm Width：29mm
• Type：Spherical Roller Bearings
• Update date：2025-12-17
• Application:lifting chain,Gripper Swing,noise inspection,Surveying Surveying Instruments,food testing,product accessories,Pump,ECG,car instrument,switch,Hydraulic Rama
• Similar models:SKF 21311EK CX 21311KCW33 ISB 21311K ISO 21311KW33 ISB 21311K+AHX311 ISO 21311W33 FAG 21311-E1-K+AHX311 AST 21311MBW33 KOYO 21311RH SNR 21311VK
• BEARING POWER International Trading Co.,Ltd. specialize in 21311EAKE4 products，there is large inventory of NSK 21311EAKE4 . We has been built up long-term cooperation with NSK company, could make a bulk order of the 21311EAKE4 Which NSK 21311EAKE4 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
  239422B	110	150	48	KOYO	Thrust Ball Bearings
  32234	170	310	91	Timken	Tapered Roller Bearings
  B32-34	32	80	10	NSK	Deep Groove Ball Bearings
  6016	80	125	22	NTN	Deep Groove Ball Bearings
  6013-2RS	65	100	18	Fersa	Deep Groove Ball Bearings
  6204-C-2HRS	20	47	14	FAG	Deep Groove Ball Bearings
  70TPS131	177,8	317,5		Timken	Thrust Roller Bearings
  89424-M	120	250	78	NBS	Thrust Roller Bearings
  BC4B 322497/HA4	870	600	578	SKF	Cylindrical Roller Bearings
  IJ122005	31,769			ILJIN	Angular Contact Ball Bearings
  GE30SX	30	55	17	Timken	Plain Bearings
  K81215TN	75	110		NBS	Thrust Roller Bearings
  L29002/L29001	77	128,064	37,6	Fersa	Tapered Roller Bearings
  NN4926	130	180	50	ISO	Cylindrical Roller Bearings
  RNA4980	450	540	140	NTN	Needle Roller Bearings
  X33211M/Y33211M	55	100	35	Timken	Tapered Roller Bearings
  RAE25RRB	25	2.0472	.5906	FAF	BALL BEARINGS
  NF212E	60	110	22	SKF	CYLINDRICAL ROLLER BEARINGS
  108-KSZZG	40	68	15	MRC	DEEP GROOVE BALL BEARINGS
  JA045XPO	4.5000	5.0000	.2500	KAYDON	FOUR POINT ANGULAR CONTACT BALL BEARINGS