(dimensions in mm)

Bearing Type - Metric Bore Diameter

Bore Dia (d) - 17.0000

Outer Dia (D) - 47.0000

Outer Width (Bo) - 16.0000

Inner Width (Bi) - 31.0000

Dynamic Load Rating (Cr) - 12,841

Static Load Rating (Cor) - 6,668

Bearing Inner Race Width - Short Side (n) - 12.7000

Bearing Inner Race Width - Extended Side (m) - 18.3000

Bearing Collar Set Screw (L) - M6 X 1.0

Snap Ring Dia. (G) - 52.5000

Snap Rinf Location (Sd) - 2.3800

Snap Ring Thickness (I) - 1.0700

Relubrication Hole Location (oh) - 4.0000

Shaft Dia., Nominal (d) - 17.0000

Weight (g) - 217.72

Material - 52100 Chrome steel, or equivalent

• Model Number:ER203
• Inner Diameter：17mm Outer Diameter：47mm Width：mm
• Type：Bearing Units
• Update date：2025-12-18
• Application:Textile Accessories,switch,Cylinder Special,Other Measurements,shoe-making machinery,generator,medical equipment,vertical processing,printing machinery,medical equipment,Cylinder Type
• Similar models:SNR UCT203 SNR UCPA203 SNR UCSP203 NACHI UCT203 FYH NANFL203 SNR EST203 SNR ESPA203 KOYO UCP203 SNR UCFLZ203 KOYO ALP203
• BEARING POWER International Trading Co.,Ltd. specialize in ER203 products，there is large inventory of AST ER203 . We has been built up long-term cooperation with AST company, could make a bulk order of the ER203 Which AST ER203 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.

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