(dimensions in mm)

Bearing Type - tapered bore, lube groove & holes

Bore Dia (d) - 55.0000

Outer Dia (D) - 120.0000

Width (B) - 29.0000

Radius (min) (rs) - 2.000

Dynamic Load Rating (Cr) - 133,000

Static Load Rating (Cor) - 137,000

Max Speed (Grease) (X1000 RPM) - 3

Max Speed (Oil) (X1000 RPM) - 4

Weight (g) - 1,700.00

Material - 52100 Chrome steel, or equivalent

Inner ring guided machined brass cage, lube groove and holes.

Tapered Bore, taper = 1:12

Unless otherwise specified, the internal radial clearance is "C0" or "C Normal".

Basic Radial Load Factor "e" = 0.26

Basic Radial Load Factor "Y1" = 2.5

Basic Radial Load Factor "Y2" = 3.8

Basic Radial Load Factor "Y0" = 2.5

• Model Number: 21311MBKW33
• Inner Diameter：55mm Outer Diameter：120mm Width：29mm
• Type：Spherical Roller Bearings
• Update date：2025-12-17
• Application:floor industry,food add,food packaging,security equipment,plant determination,medical equipment,Roller mill,hydraulic connector,welding equipment,gantry processing,circulating pump
• Similar models:AST 21311MBKW33 SKF 21311E AST 21311MB ISO 21311KW33 FAG 21311-E1-K+AHX311 NSK 21311EAKE4 CX 21311CW33 AST 21311MBW33 CX 21311KCW33 ISO 21311W33
• BEARING POWER International Trading Co.,Ltd. specialize in 21311MBKW33 products，there is large inventory of AST 21311MBKW33 . We has been built up long-term cooperation with AST company, could make a bulk order of the 21311MBKW33 Which AST 21311MBKW33 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
  05079/05186	19,987	46,99	15,25	Timken	Tapered Roller Bearings
  1307K	35	80	21	NACHI	Self-Aligning Ball Bearings
  32010*2	50	80	20	CYSD	Tapered Roller Bearings
  39585/39520	63,5	112,712	30,162	NSK	Tapered Roller Bearings
  4T-HM518445/HM518410	88,9	152,4	39,688	NTN	Tapered Roller Bearings
  512786	25,987	57,15	17,462	FAG	Tapered Roller Bearings
  7214 C-UX	70	125	48	CX	Angular Contact Ball Bearings
  EC44181S01	50	80	24	SNR	Tapered Roller Bearings
  UCFL207-20E	31,75			FYH	Bearing Units
  XLS-61/2	6.5000	8.7500	1.1250	FED	DEEP GROOVE BALL BEARINGS
  L1211U	55	100	21	Rollway	CYLINDRICAL ROLLER BEARINGS
  NJ2328	140	300	102	STEYR	CYLINDRICAL ROLLER BEARINGS
  IR-688036	4.2500		2.2600	Torrington	NEEDLE BEARINGS
  SNP3148x9	240	300		Torrington	ADAPTERS
  NA4905RS	25	42	17	Torrington	NEEDLE BEARINGS
  W6205	25	52	15	SKF	DEEP GROOVE BALL BEARINGS
  62152RSNR	130	.281	25	SKF	DEEP GROOVE BALL BEARINGS
  6407	35	100	25	SKF	DEEP GROOVE BALL BEARINGS
  0-14				SKF	THRUST BALL BEARINGS
  NK-55/35	68		35	CONSOLIDATED	NEEDLE BEARINGS