Timken® Double-Row Non-Adjustable Industrial Tapered Roller Bearing (TNA)
Timken® Double Row Tapered Roller Bearing
Timken double-row non-adjustable (TNA) bearings feature extended inner race narrow faces that eliminate the need for a separate inner race spacer. This innovative design reduces assembly time and complexity, making it ideal for high-performance machinery. Supplied with an in-built clearance to give a standard setting range, these bearings provide a solution for many fixed or floating bearing applications in sectors such as manufacturing, mining, construction equipment, and power transmission systems.
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Bore (d) (in)
Bore (d) (mm)
O.D. (D) (in)
O.D. (D) (mm)
T - Bearing Width across Cones (in)
T - Bearing Width across Cones (mm)
C1 - Dynamic Radial Rating (1 million revolutions) (lbf)
C1 - Dynamic Radial Rating (1 million revolutions) (N)
Part Number |
Bore (d) |
O.D. (D) |
T - Bearing Width across Cones |
Outer Ring Width (C) |
C1 - Dynamic Radial Rating (1 million revolutions) |
CAD |
|---|---|---|---|---|---|---|
| NA15118SW / 15251D | Bore (d) N/A 1.1811 in30 mm | O.D. (D) N/A 2.5000 in63.500 mm | T - Bearing Width across Cones N/A 1.9981 in50.752 mm | Outer Ring Width (C) N/A 1.4375 in36.513 mm | C1 - Dynamic Radial Rating (1 million revolutions) N/A 19800 lbf88000 N |
CAD
N/A
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| NA15117SW / 15251D | Bore (d) N/A 1.1813 in30.005 mm | O.D. (D) N/A 2.5000 in63.500 mm | T - Bearing Width across Cones N/A 2 in50.8 mm | Outer Ring Width (C) N/A 1.4375 in36.513 mm | C1 - Dynamic Radial Rating (1 million revolutions) N/A 19800 lbf88000 N |
CAD
N/A
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| NA435SW / 432D | Bore (d) N/A 1.7500 in44.450 mm | O.D. (D) N/A 3.7500 in95.250 mm | T - Bearing Width across Cones N/A 2.8126 in71.44 mm | Outer Ring Width (C) N/A 2 in50.8 mm | C1 - Dynamic Radial Rating (1 million revolutions) N/A 49700 lbf221000 N |
CAD
N/A
|
| NA456SW / 452D | Bore (d) N/A 2 in50.8 mm | O.D. (D) N/A 4.25 in107.95 mm | T - Bearing Width across Cones N/A 2.9376 in74.615 mm | Outer Ring Width (C) N/A 2.1250 in53.975 mm | C1 - Dynamic Radial Rating (1 million revolutions) N/A 53100 lbf236000 N |
CAD
N/A
|
| NA483SW / 472D | Bore (d) N/A 2.7559 in70 mm | O.D. (D) N/A 4.7244 in120.000 mm | T - Bearing Width across Cones N/A 2.9376 in74.615 mm | Outer Ring Width (C) N/A 2.1250 in53.975 mm | C1 - Dynamic Radial Rating (1 million revolutions) N/A 56100 lbf250000 N |
CAD
N/A
|
| NA580SW / 572D | Bore (d) N/A 3.2500 in82.550 mm | O.D. (D) N/A 5.5115 in139.992 mm | T - Bearing Width across Cones N/A 3.625 in92.075 mm | Outer Ring Width (C) N/A 2.625 in66.675 mm | C1 - Dynamic Radial Rating (1 million revolutions) N/A 80900 lbf360000 N |
CAD
N/A
|
| NA56393SW / 56649D | Bore (d) N/A 3.9360 in99.975 mm | O.D. (D) N/A 6.4951 in164.976 mm | T - Bearing Width across Cones N/A 3.5000 in88.900 mm | Outer Ring Width (C) N/A 2.5 in63.5 mm | C1 - Dynamic Radial Rating (1 million revolutions) N/A 88600 lbf394000 N |
CAD
N/A
|
| NA56425SW / 56650D | Bore (d) N/A 4.25 in107.95 mm | O.D. (D) N/A 6.5 in165.1 mm | T - Bearing Width across Cones N/A 3.5000 in88.900 mm | Outer Ring Width (C) N/A 2.5 in63.5 mm | C1 - Dynamic Radial Rating (1 million revolutions) N/A 88600 lbf394000 N |
CAD
N/A
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| NA64432SW / 64708D | Bore (d) N/A 4.3297 in109.975 mm | O.D. (D) N/A 7.0856 in179.974 mm | T - Bearing Width across Cones N/A 4 in101.6 mm | Outer Ring Width (C) N/A 2.75 in69.85 mm | C1 - Dynamic Radial Rating (1 million revolutions) N/A 99600 lbf443000 N |
CAD
N/A
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| NA48290SW / 48220D | Bore (d) N/A 5 in127 mm | O.D. (D) N/A 7.1875 in182.563 mm | T - Bearing Width across Cones N/A 3.6874 in93.660 mm | Outer Ring Width (C) N/A 2.875 in73.025 mm | C1 - Dynamic Radial Rating (1 million revolutions) N/A 105000 lbf466000 N |
CAD
N/A
|
| NA48685SW / 48620D | Bore (d) N/A 5.625 in142.875 mm | O.D. (D) N/A 7.875 in200.025 mm | T - Bearing Width across Cones N/A 3.6876 in93.665 mm | Outer Ring Width (C) N/A 2.875 in73.025 mm | C1 - Dynamic Radial Rating (1 million revolutions) N/A 112000 lbf499000 N |
CAD
N/A
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| NA48990SW / 48920D | Bore (d) N/A 6.0000 in152.400 mm | O.D. (D) N/A 8.3125 in211.138 mm | T - Bearing Width across Cones N/A 3.625 in92.075 mm | Outer Ring Width (C) N/A 2.75 in69.85 mm | C1 - Dynamic Radial Rating (1 million revolutions) N/A 114000 lbf508000 N |
CAD
N/A
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| NA46790SW / 46720CD | Bore (d) N/A 6.5 in165.1 mm | O.D. (D) N/A 8.875 in225.425 mm | T - Bearing Width across Cones N/A 3.75 in95.25 mm | Outer Ring Width (C) N/A 2.75 in69.85 mm | C1 - Dynamic Radial Rating (1 million revolutions) N/A 119000 lbf528000 N |
CAD
N/A
|
| NA87700SW / 87112D | Bore (d) N/A 7.0000 in177.800 mm | O.D. (D) N/A 11.1250 in282.575 mm | T - Bearing Width across Cones N/A 4.25 in107.95 mm | Outer Ring Width (C) N/A 3.125 in79.375 mm | C1 - Dynamic Radial Rating (1 million revolutions) N/A 199000 lbf886000 N |
CAD
N/A
|
| LM637349NW / LM637310D | Bore (d) N/A 7.25 in184.15 mm | O.D. (D) N/A 9.5625 in242.888 mm | T - Bearing Width across Cones N/A 3.75 in95.25 mm | Outer Ring Width (C) N/A 2.75 in69.85 mm | C1 - Dynamic Radial Rating (1 million revolutions) N/A 122000 lbf541000 N |
CAD
N/A
|
| NA67885SW / 67820CD | Bore (d) N/A 7.5 in190.5 mm | O.D. (D) N/A 10.5 in266.7 mm | T - Bearing Width across Cones N/A 4.3125 in109.538 mm | Outer Ring Width (C) N/A 3.3125 in84.138 mm | C1 - Dynamic Radial Rating (1 million revolutions) N/A 163000 lbf725000 N |
CAD
N/A
|
| LM241149NW / LM241110D | Bore (d) N/A 8 in203.2 mm | O.D. (D) N/A 10.875 in276.225 mm | T - Bearing Width across Cones N/A 3.75 in95.25 mm | Outer Ring Width (C) N/A 2.875 in73.025 mm | C1 - Dynamic Radial Rating (1 million revolutions) N/A 172000 lbf764000 N |
CAD
N/A
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| LM446349NW / LM446310D | Bore (d) N/A 9.25 in234.95 mm | O.D. (D) N/A 12.25 in311.15 mm | T - Bearing Width across Cones N/A 4 in101.6 mm | Outer Ring Width (C) N/A 2.875 in73.025 mm | C1 - Dynamic Radial Rating (1 million revolutions) N/A 173000 lbf768000 N |
CAD
N/A
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| LM249747NW / LM249710CD | Bore (d) N/A 9.999 in253.975 mm | O.D. (D) N/A 13.6875 in347.663 mm | T - Bearing Width across Cones N/A 4 in101.6 mm | Outer Ring Width (C) N/A 2.75 in69.85 mm | C1 - Dynamic Radial Rating (1 million revolutions) N/A 240000 lbf1070000 N |
CAD
N/A
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| NA221027SW / 221576CD | Bore (d) N/A 10.2500 in260.350 mm | O.D. (D) N/A 15.75 in400.05 mm | T - Bearing Width across Cones N/A 5.75 in146.05 mm | Outer Ring Width (C) N/A 4.25 in107.95 mm | C1 - Dynamic Radial Rating (1 million revolutions) N/A 324000 lbf1440000 N |
CAD
N/A
|
| LM251649NW / LM251610D | Bore (d) N/A 10.5 in266.7 mm | O.D. (D) N/A 13.875 in352.425 mm | T - Bearing Width across Cones N/A 4.25 in107.95 mm | Outer Ring Width (C) N/A 3.25 in82.55 mm | C1 - Dynamic Radial Rating (1 million revolutions) N/A 221000 lbf985000 N |
CAD
N/A
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| L357049NW / L357010CD | Bore (d) N/A 12 in304.8 mm | O.D. (D) N/A 15.5 in393.7 mm | T - Bearing Width across Cones N/A 4.25 in107.95 mm | Outer Ring Width (C) N/A 3.25 in82.55 mm | C1 - Dynamic Radial Rating (1 million revolutions) N/A 229000 lbf1020000 N |
CAD
N/A
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