| Part Number | NB080AR0 | 
    
                | Brand | KAYDON | 
    
                | System of Measurement | Inch | 
                | Bearing Type | Ball | 
                | For Load Direction | Angular Contact | 
                | Contact Angle | 30° | 
                | Construction | Single Row | 
                | Surface | Chromium Plating | 
                | Seal Type | Open | 
                | Thin Section Bearings Type | Endura-kote Plated Bearings | 
                | Series | NB 5/16" x 5/16" | 
                | Bore Dia | 8" | 
                | Bore Dia Tolerance | -0.0012"– 0" | 
                | Outer Dia | 8.625" | 
                | Outer Dia Tolerance | -0.0012"– 0" | 
                | Width | 0.3125" | 
                | Width Tolerance | +.000 –.005" | 
                | External Diameter On Inner Ring | 8.231" | 
                | Internal Diameter On Outer Ring | 8.393" | 
                | External Diameter On Outer Ring | 8.453" | 
                | Ring Material | Chrome Steel | 
                | Ball Material | Chrome Steel | 
                | Cage Material | Brass | 
                | Dynamic Radial Load | 1284 lbf | 
                | ISO radial 1 | 2469 Ibs | 
    
                | Static Radial Load | 3940 lbf | 
                | Static Thrust | 3260 lbs | 
                | Static Moment | 11380 lbs | 
                | Lubrication | Lubricated | 
                | Shaft Mount Type | Press Fit | 
                | Temperature Range | -30°C to 110 °C | 
                | ABEC Rating | ABEC-1 | 
                | Radial Clearance | 0.0000 – 0.0005" | 
                | RoHS | Compliant | 
                | Weight | 0.57 lbs |