d - 55 mm

D - 120 mm

B - 43 mm

C - 43 mm

r min. - 2 mm

da min. - 64 mm

Da max. - 111 mm

ra max. - 2 mm

Weight - 2.05 Kg

Basic dynamic load rating (C) - 75.3 kN

Basic static load rating (C0) - 24.0 kN

(Grease) Lubrication Speed - 4600 r/min

(Oil) Lubrication Speed - 6400 r/min

Calculation factor (e) - 0.41

Calculation factor (Y0) - 1.60

Calculation factor (Y1) - 1.53

Calculation factor (Y2) - 2.37

• Model Number: 2311K
• Inner Diameter：55mm Outer Diameter：120mm Width：43mm
• Type：Self-Aligning Ball Bearings
• Update date：2025-12-09
• Application:lifting equipment Hoisting hoist,pump,transistor fittings,Hydraulic Hose,set bacteria instrument,Roller,Spectral Products,tapered grinder,extruder,Industrial Electromechanical,power source
• Similar models:CX 2311K ISB 2311K+H2311 AST 2311 NACHI 2311 NSK 2311 KOYO 2311-2RS ISO 2311K+H2311 CX 2311 SKF 2311 NACHI 2311K
• BEARING POWER International Trading Co.,Ltd. specialize in 2311K products，there is large inventory of KOYO 2311K . We has been built up long-term cooperation with KOYO company, could make a bulk order of the 2311K Which KOYO 2311K 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
  1103KLB	30,1625	62	36,51	Timken	Deep Groove Ball Bearings
  22209EAKE4	45	85	23	NSK	Spherical Roller Bearings
  23196 KCW33	480	790	248	CX	Spherical Roller Bearings
  23244MBW33	220	400	144	AST	Spherical Roller Bearings
  24030 CW33	150	225	75	CX	Spherical Roller Bearings
  29880/29820D+X1S-29880	266,7	323,85	63,5	Timken	Tapered Roller Bearings
  4T-CR1-0868	38	68	37	NTN	Tapered Roller Bearings
  51314	70	125		CX	Thrust Ball Bearings
  6008	40	68	15	FAG	Deep Groove Ball Bearings
  69/670	670,000	900,000	103,000	NTN	Deep Groove Ball Bearings
  6948N	240	320	38	CYSD	Deep Groove Ball Bearings
  7014 ACB/P4A	110	70	20	SKF	Angular Contact Ball Bearings
  7210	50	90	20	NACHI	Angular Contact Ball Bearings
  TUWK 3/4 LTHR	19,05	27,5	12	SKF	Bearing Units
  NUP2317	85	180	60	FAG	CYLINDRICAL ROLLER BEARINGS
  61815-2RS-Y	75	95	10	ELGES	DEEP GROOVE BALL BEARINGS
  NNF5038B.2LS.V	190	290	136	FAG	CYLINDRICAL ROLLER BEARINGS
  BU1326Z	130	280	58	Hyatt	CYLINDRICAL ROLLER BEARINGS
  W-12				FBC	THRUST BALL BEARINGS
  CRSBCE-48			1.7500	CONSOLIDATED	NEEDLE BEARINGS