78250 - 78549D bearinginquiry
Bearing Weight | 10.9046 lb 4.9462 Kg
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D - Cup Outer Diameter | 5.5000 in 139.700 mm
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d - Cone Bore | 2.5000 in 63.500 mm
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B - Cone Width | 1.3085 in 33.236 mm
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C - Double Cup Width | 2.0395 in 51.803 mm
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T - Bearing Width across Cones | 3.0625 in 77.788 mm
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Z - Number of Rollers Per Row | 16
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Ka - Locking Pin Diameter | N/A
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Kb - Locking Pin Depth | N/A
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R - Cone Backface "To Clear" Radius1 | 0.090 in 2.300 mm
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r - Cup Frontface "To Clear" Radius2 | 0.06 in 1.5 mm
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db - Cone Backface Backing Diameter | 3.35 in 85.10 mm
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Da - Cup Frontface Backing Diameter | 5.19 in 131.83 mm
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Aa - Cage-Cone Backface Clearance | 0.27 in 6.90 mm
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C90 - Dynamic Radial Rating (One-Row, 90 million revolutions)1 | 11800 lbf 52600 N
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C1 - Dynamic Radial Rating (Two-Row, 1 million revolutions)2 | 79300 lbf 353000 N
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C90(2) - Dynamic Radial Rating (Two-Row, 90 million revolutions)3 | 20600 lbf 91500 N
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Ca90 - Dynamic Thrust Rating (90 million revolutions)4 | 17500 lbf 77900 N
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Y1 - ISO Factor3 | 0.26 0.39
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G1 - Heat Generation Factor (Roller-Raceway)5 | 62.6
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G2 - Heat Generation Factor (Rib-Roller End) | 19.1
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Cg - Geometry Factor6 | 0.0884
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Sales the 78250 - 78549D bearings, condition monitoring and technical supports. we can
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the price is always competitive. As our valued customers, you always have a
peace in mind when using 78250 - 78549D bearings..