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NJ203 E  cylindrical roller  ball bearing drawings
  1. Unless otherwise specified, the internal radial clearance is "C0" or "C Normal".
  2. This bearing is also available with the HJ end plate for the inner race.
  3. Suffix definitions are listed in the Nomenclature Technical document.
  4. This bearing is also available with a retaining ring groove in the outer race, and it can be supplied with the ring (suffix NR) or without the ring (suffix N). Please see the Technical Information Sheet for the groove and ring dimensions.

NJ203_E Cylindrical Roller Bearing

Model: NJ203 E

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Product Details

Bearing Type NJ
Bore Dia (d) 17.000 mm
Outer Dia (D) 40.000 mm
Radius (min) (rs) 0.60 mm
Dynamic Load Rating (Cr) 16,400 N
Static Load Rating (Cor) 13,300 N
Max Speed (Grease) 17,000 rpm
Max Speed (Oil) 20,000 rpm
Width (B) 12.000 mm
Max. Shaft Shoulder Dia. Inner (Li) 22 mm
Min. Housing Shoulder Dia., Outer (Lo) 35 mm
Weight (g) 69.00 grams
Precision RBEC 1
Standard Clearance C0
Material 52100 Chrome steel, or equivalent

All information in this catalog has been thoroughly checked for accuracy. However, the catalog data should not be relied upon entirely for design and development purposes. AST Bearings assumes no liability for possible errors or omissions. All dimensions and specifications are subject to change without notice. Contact AST Bearings for the most current catalog data as it applies to you and for your application.