7308B-2RS Single Row Angular Contact Ball Bearing
Single 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°
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 kg
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 mm