Timken 1990X - 1931 bearing

 

Series: 1900                Cone Part Number: 1990X                Cup Part Number: 1931                G1 - Heat Generation Factor (Roller-Raceway): 12.5                Y - ISO Factor3: 1.82                C1 - Dynamic Radial Rating (1 million revolutions)2: 10900 lbf      48400 N                C0 - Static Radial Rating: 11300 lbf      50200 N                G2 - Heat Generation Factor (Rib-Roller End): 6.3                Ca90 - Dynamic Thrust Rating (90 million revolutions)3: 1590 lbf      7080 N                db - Cone Backface Backing Diameter: 1.42 in      36.07 mm                Bearing Weight: 0.7000 lb      0.3000 Kg                D - Cup Outer Diameter: 2.3750 in      60.325 mm                d - Cone Bore: 0.9375 in      23.813 mm                R - Cone Backface "To Clear" Radius1: 0.140 in      3.560 mm                Db - Cup Backface Backing Diameter: 2.05 in      52.07 mm                T - Bearing Width: 0.8593 in      21.826 mm                a - Effective Center Location3: -0.31 in      -7.90 mm                K - Factor1: 1.77                C90 - Dynamic Radial Rating (90 million revolutions)1: 2820 lbf      12500 N                Ab - Cage-Cone Frontface Clearance: 0 in      0.00 mm                Aa - Cage-Cone Backface Clearance: 0.00 in      0.00 mm                e - ISO Factor2: 0.33                r - Cup Backface "To Clear" Radius2: 0.050 in      1.27 mm                Cage Type: Stamped Steel                Design Units: Imperial                Z - Number of Rollers Per Row: 14                B - Cone Width: 0.8400 in      21.336 mm                C - Cup Width: 0.6250 in      15.875 mm                da - Cone Frontface Backing Diameter: 1.16 in      29.46 mm                Da - Cup Frontface Backing Diameter: 2.20 in      55.88 mm                Type:

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We provid brand: NSK INA IKO KOYO ZWZ LYC C&U HRB TMB TWB

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