Sealed Four Row Bearings

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Timken sealed roll neck bearings provide strength where it counts for flat product rolling mills.  Our premium quality four-row sealed bearings are designed to operate at high speeds and withstand harsh environments, even while carrying heavy loads.Built with highly rated Timken tapered roller bearings, our sealed roll neck bearings are expected to provide a lower cost of ownership due to less required maintenance and longer bearing life.  Timken case-carburized, high-capacity tapered roller bearings offer durable toughness.The newest Timken sealed roll neck bearing is the integrated seal design that exemplifies our focus on advancing technology for the metals industry.  Also available are the seal carrier design, many special designs and custom designs.

Design Attributes:Four single cups for optimum load sharing.Cup spacers available with or without lube groove and holes.Improved surface finishes to enhance lubrication performance.Inboard and outboard cone face slots that reduce cone face wear.Spiral bore grooves with blended radii to eliminate roll neck damage.Case-carburized components to improve toughness and increase fatigue life.Patented seal designs with improved contact geometry for enhanced sealing.Enhanced roller profiling for even load distribution, which reduces edge stress.No central cone or cup spacers to minimize number of components to be handled.Effective sealing at cup outer diameter (OD) to seal contaminants away from bearing OD and chock bore.


440TQOS650-1 Sealed Four Row Bearings

1,430,000 N 240 mm
333 mm 4 mm

482TQOS615-2 Sealed Four Row Bearings

1.00 mm 300-RDM Series (from
12900 rpm 120.0000 mm

304TQOS438-1 Sealed Four Row Bearings

220 rpm 3.27
1384 mm Double Row

304TQOS419-1 Sealed Four Row Bearings

2100 rpm 110.000 mm
Two Seals & Snap-Rin 320.0000 mm

304TQOS438-1 Sealed Four Row Bearings

2 mm 26 mm
167,000 N 0.065 to 0.100 mm

571TQOS812-1 Sealed Four Row Bearings

0.6 mm 4.1 kN
30.8 mm 4 kN

343TQOS457-1 Sealed Four Row Bearings

6,000 N 26,000 rpm
14.3 Open

304TQOS419-1 Sealed Four Row Bearings

225.0000 mm 3000 rpm
One Shield 76500 N

385TQOS514-1 Sealed Four Row Bearings

2.5 mm 3 mm
160 mm 48 mm

241TQOS349-1 Sealed Four Row Bearings

1.5 mm 48 mm
Open 45 mm

220TQOS314-1 Sealed Four Row Bearings

2520 lbf 0.5938 in
2.65 lb 1.2813 in

300TQOS440-1 Sealed Four Row Bearings

620 mm 5.73
3 mm 4,900,000 N