(dimensions in mm)

Bearing Type - metal with bronze

Shaft Dia., Nominal (d) - 20.0000

Shaft Size (ds) - 20 +0 / -0.033

Housing Bore Dia. (Dh) - 23 +0.021 / -0

Bearing Outside Diameter, Nominal(Do) - 23.000

Bearing Bore after Mounting (di) - 20 +0.161 / +0.020

Average Clearance (Cd) - 0.1070

Wall Thickness (S3) - 1.460

Bearing Length, Nominal (B) - 25.000

Bearing Length Tolerance (B tol.) - +0 / -0.40

OD Chamfer Length (Co) - 0.700

ID Chamfer Angle (B deg.) - 35

ID Chamfer Length (Ci) - 0.500

This bearing can be used dry or with lubrication.

Please review the technical information on the requirements for the mating shaft.

This plain bearing is also available with stainless steel or bronze backing material.

• Model Number:AST850BM 2025
• Inner Diameter：20mm Outer Diameter：23mm Width：mm
• Type：Plain Bearings
• Update date：2026-01-14
• Application:Roller mill,Safety protection,sewage pump,luminescent reagent,industrial skin care,Automation,other processing,Warehouse Shelf Equipment,metallurgical mold,Sensors,municipal machinery
• Similar models:AST AST850SM10580 AST AST850BM1820 AST AST850BM6560 AST AST850SM3240 AST AST850BM5530 AST AST850BM8050 AST AST850BM5030 AST AST850SM5040 AST AST850BM6550 AST AST850BM2520
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  60/710	710	1030	140	KOYO	Deep Groove Ball Bearings
  61909-2Z	45	68	12	FAG	Deep Groove Ball Bearings
  7020HVDUJ74	100	150	48	SNR	Angular Contact Ball Bearings
  7209-BECB-MP	45	85	19	NKE	Angular Contact Ball Bearings
  7311 C	55	120	29	CX	Angular Contact Ball Bearings
  CRO-4013	200	290	160	NTN	Tapered Roller Bearings
  NH413	65	160	37	CX	Cylindrical Roller Bearings
  NJ411-M+HJ411	55	140	33	NKE	Cylindrical Roller Bearings
  PHU3013	27	144,5	69	PFI	Angular Contact Ball Bearings
  PK60X84X38.8	60,000	84,000		NTN	Needle Roller Bearings
  QJ 304 N2 M	20	52	15	ISB	Angular Contact Ball Bearings
  TLA 3026 Z	30	37	26	IKO	Needle Roller Bearings
  GE220DO	220	320	135	ELGES	SPHERICAL PLAIN BEARINGS
  RNAST6.DB	19		9.8	FAG (Old No.)	NEEDLE BEARINGS
  32211	55	100	25	SNR	TAPERED ROLLER BEARINGS
  MCS232	160	290	48	Rollway (Bronze Cage)	CYLINDRICAL ROLLER BEARINGS
  GE-260C-2RS	260	370	150	CONSOLIDATED	SPHERICAL PLAIN BEARINGS