d - 55 mm

D - 120 mm

B - 43 mm

C - 43 mm

r min. - 2 mm

da min. - 65 mm

Da max. - 110 mm

ra max. - 2 mm

Weight - 2,3 Kg

Basic dynamic load rating (C) - 204 kN

Basic static load rating (C0) - 234 kN

(Grease) Lubrication Speed - 3 400 r/min

(Oil) Lubrication Speed - 4 400 r/min

Calculation factor (e) - 0,4

Calculation factor (Y0) - 1,64

Calculation factor (Y1) - 1,68

Calculation factor (Y2) - 2,5

• Model Number:22311B
• Inner Diameter：55mm Outer Diameter：120mm Width：43mm
• Type：Spherical Roller Bearings
• Update date：2025-12-16
• Application:gas turbine,boring bar boring bar,hardware,motor,comprehensive experiment,enzyme,stamping die,Body shaping,extruder,air shower etc,car
• Similar models:NSK 22311EAE4 ISO 22311KCW33+AH311 MPZ 22311KW33+H2311 CX 22311KCW33+H2311 ISO 22311KW33 AST 22311MAC4F80W33 AST 22311CK SNR 22311EMW33 MPZ 22311KMBW33 AST 22311MB
• BEARING POWER International Trading Co.,Ltd. specialize in 22311B products，there is large inventory of NTN 22311B . We has been built up long-term cooperation with NTN company, could make a bulk order of the 22311B Which NTN 22311B 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
  1305-K	25	62	17	NKE	Self-Aligning Ball Bearings
  224K	120	215	40	Timken	Deep Groove Ball Bearings
  3315 ZZ	75	160	68,3	ISO	Angular Contact Ball Bearings
  387/382A	57,15	96,838	21	Fersa	Tapered Roller Bearings
  5306S	30	72	30,2	NTN	Angular Contact Ball Bearings
  61807-2RS	35	47	7	ISO	Deep Groove Ball Bearings
  6307ZZK+H307X	35,000	80,000	35,000	NTN	Deep Groove Ball Bearings
  6903-2RU	17	30	7	KOYO	Deep Groove Ball Bearings
  BL 218 Z	90	160	30	NSK	Deep Groove Ball Bearings
  NA4906LL	35	47	18	NTN	Needle Roller Bearings
  NP854792-99401	25	55	14	Timken	Tapered Roller Bearings
  NUP 308 ECP	90	40	23	SKF	Thrust Ball Bearings
  PK38.1X54.1X31.7	38,100	54,100		NTN	Needle Roller Bearings
  RNA6908-ZW-XL	48	62	40	INA	Needle Roller Bearings
  546936	250	170	68	FAG (Old No.)	SPLIT SPHERICAL ROLLER BEARINGS
  RF-1760	6	17	6	NMB	DEEP GROOVE BALL BEARINGS
  RL-12	1.5000	3.2500	.7500	SKF	SELF
  61907-2RS1	35	55	10	SKF	DEEP GROOVE BALL BEARINGS
  NUTR45100	45	100	32	SKF	NEEDLE BEARINGS
  TRL-16	1.0000		1.3750	CONSOLIDATED	ROD ENDS