| Bearing Type | 
                                            flanged | 
                                        
                                                                                
                                            | Shaft Dia., Nominal (d) | 
                                            18.0000 | 
                                        
                                                                                
                                            | Shaft Size (ds) | 
                                            18 -0.016 / -0.034 | 
                                        
                                                                                
                                            | Housing Bore Dia. (Dh) | 
                                            20 +0.021 / +0 | 
                                        
                                                                                
                                            | Bearing Outside Diameter, Nominal(Do) | 
                                            20.000 | 
                                        
                                                                                
                                            | Bearing Outside Diameter Tolerance (Do tol.) | 
                                            20.075 / 20.035 | 
                                        
                                                                                
                                            | Bearing Bore after Mounting (di) | 
                                            18.061 / 17.99 | 
                                        
                                                                                
                                            | Average Clearance (Cd) | 
                                            0.0510 | 
                                        
                                                                                
                                            | Wall Thickness (S3) | 
                                            1.005 | 
                                        
                                                                                
                                            | Bearing Length, Nominal (B) | 
                                            12.000 | 
                                        
                                                                                
                                            | Bearing Length Tolerance (B tol.) | 
                                            +0.25 / -0.25 | 
                                        
                                                                                
                                            | OD Chamfer Length (Co) | 
                                            0.600 | 
                                        
                                                                                
                                            | ID Chamfer Angle (B deg.) | 
                                            30 | 
                                        
                                                                                
                                            | ID Chamfer Length (Ci) | 
                                            0.300 | 
                                        
                                                                                
                                            | Flange Dia. (Dfl pm 0.5) | 
                                            26.000 | 
                                        
                                                                                
                                            | Flange Radius (rfl) | 
                                            1.000 | 
                                        
                                                                                
                                            | Material | 
                                            Bronze shell with PTFE / Fiber lining |