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7308B-2RS Single Row Angular Contact Ball Bearing detail Specifications
Metric series Material:52100 Chrome Steel Construction:Single Row Seal Type :2RS:Sealed on both sides Seal material:NRB Lubricant:Great Wall Motor Bearing Grease2#,3# Temperature Range: -20°to 120°C Limiting Speed:7500 rpm Cage:Nylon cage or Steel cage Cage Material:Polyamide(PA66) or Steel Contact Angle : 40° Packing:Industrial packing or single box packing Weight:0.62 kgMain Dimensions: Bore diameter (d):40mm Bore diameter Tolerance:-0.01mm to 0 Outer diameter (D): 90mm Outer diameter Tolerance:-0.013mm to 0 Width (B): 23mm Width Tolerance:-0.05mm to 0 Chamfer Dimension( r) min.:1.6mm Chamfer Dimension( r1) min.:1.0mm Dynamic load ratings(Cr): 50.35KN Static load ratings(Cor): 32.78KN ABUTMENT DIMENSIONS Abutment diameter shaft (da)min.:49 mm Abutment diameter shaft(da).:max.59 mm Abutment diameter housing(Da).:min.81 mm Abutment diameter housing(Db).:max.84.4 mm Fillet radius(ra)max.:1.5 mm Fillet radius(rb)max.:1 mmSingle row angular contact ball bearings can accommodate axial loads in one direction only. This type of bearing is typically adjusted against a second bearing. Their bearing rings have an upper and a lower shoulder and are non-separable. 7308B-2RS is Single Row Angular Contact Ball Bearing,the Angles is 40°
Main Dimensions: Bore diameter (d):40mm Bore diameter Tolerance:-0.01mm to 0 Outer diameter (D): 90mm Outer diameter Tolerance:-0.013mm to 0 Width (B): 23mm Width Tolerance:-0.05mm to 0 Chamfer Dimension( r) min.:1.6mm Chamfer Dimension( r1) min.:1.0mm Dynamic load ratings(Cr): 50.35KN Static load ratings(Cor): 32.78KN ABUTMENT DIMENSIONS Abutment diameter shaft (da)min.:49 mm Abutment diameter shaft(da).:max.59 mm Abutment diameter housing(Da).:min.81 mm Abutment diameter housing(Db).:max.84.4 mm Fillet radius(ra)max.:1.5 mm Fillet radius(rb)max.:1 mmSingle row angular contact ball bearings can accommodate axial loads in one direction only. This type of bearing is typically adjusted against a second bearing. Their bearing rings have an upper and a lower shoulder and are non-separable. 7308B-2RS is Single Row Angular Contact Ball Bearing,the Angles is 40° 
