(dimensions in mm)

Bearing Type - metal with bronze and graphite

Shaft Dia., Nominal (d) - 30.0000

Shaft Size (ds) - 30 +0 / -0.033

Housing Bore Dia. (Dh) - 34 +0.025 / -0

Bearing Outside Diameter, Nominal(Do) - 34.000

Bearing Bore after Mounting (di) - 30 +0.185 / +0.040

Average Clearance (Cd) - 0.1280

Wall Thickness (S3) - 1.950

Bearing Length, Nominal (B) - 20.000

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

OD Chamfer Length (Co) - 1.200

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 3020
• Inner Diameter：30mm Outer Diameter：34mm Width：mm
• Type：Plain Bearings
• Update date：2025-12-17
• Application:screen filter,stirrer,horizontal processing,squeeze machine etc,Small air generators,Other Measurements,universal category,EEG,building decoration raw materials and accessories,Doppler,Automobile
• Similar models:AST AST850BM4530 AST AST850SM5540 AST AST850BM5030 AST AST850SM5040 AST AST850SM3020 AST AST650202850 AST AST850BM6530 AST AST850BM13560 AST AST850SM3840 AST AST850BM2530
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  USFD201M100	12			SNR	Bearing Units
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