(dimensions in mm)

Bearing Type - metal with bronze and graphite

Shaft Dia., Nominal (d) - 25.0000

Shaft Size (ds) - 25 +0 / -0.033

Housing Bore Dia. (Dh) - 28 +0.021 / -0

Bearing Outside Diameter, Nominal(Do) - 28.000

Bearing Bore after Mounting (di) - 25 +0.161 / +0.020

Average Clearance (Cd) - 0.1070

Wall Thickness (S3) - 1.460

Bearing Length, Nominal (B) - 20.000

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 but occasional lubrication with oil is recommended.

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

• Model Number:AST850SM 2520
• Inner Diameter：25mm Outer Diameter：28mm Width：mm
• Type：Plain Bearings
• Update date：2026-01-14
• Application:static control,Forging machine,magnetic elements,Infrared Technology,gear type,Doppler,electrostatic protection,noise inspection,product accessories,Vacuum generator,SPA equipment
• Similar models:AST AST850BM90100 AST AST850BM2820 AST AST850BM4525 AST AST850BM6040 AST AST850BM6560 AST AST850SM4530 AST AST850BM1510 AST AST850BM3215 AST AST850BM2415 INA GE850-DO
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