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M255449D
| Part Number | M255449D |
| System of Measurement | Inch |
| Type | Cones |
| Bearing Part Number | M255449D-M255410 |
| Bearing Type | Roller |
| Roller Bearing Type | Tapered Roller |
| For Load Direction | Combined |
| Construction | Double Row |
| Seal Type | Open |
| Series | M255400 |
| Bore Dia | 11.375" |
| Bore Dia Tolerance | +0.001" to 0 |
| Double Cone Width | 5.6875" |
| Double Cone Width Tolerance | +0.003" to -0.01 |
| Cone Backface ToClear Radius | 0.13" |
| Cone Frontface Backing Diameter | 12.2" |
| Cone Backface Backing Diameter | 12.2" |
| Cage Cone Frontface Clearance | 0.22" |
| Static Radial Load | 567000 lbf |
| Roller Material | Chrome Steel |
| Cage Material | Pin-Type |
| Dynamic Radial Rating(90 Million Revolutions) | 69300 lbf |
| Dynamic Radial Rating(Two Row 1 Million Revolutions) | 466000 lbf |
| Dynamic Radial Rating(1 Million Revolutions) | 267000 lbf |
| Dynamic Thrust Rating(90 Million Revolutions) | 40100 lbf |
| Dynamic Radial Rating(Two Row 90 Million Revolutions) | 121000 lbf |
| Heat Generation Factor(Rib Roller End)(G2) | 287 |
| Heat Generation Factor(Roller Raceway)(G1) | 2300 |
| Temperature Range | -30° to 110 °C |
| ABEC Rating | ABEC-1 |
| Radial Clearance | Standard (Available in C3/C4/C5) |
| RoHS | Compliant |
| REACH | Compliant |
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