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TS (Single Row Tapered Roller Bearings) (Imperial) 81637-81964

TS (Single Row Tapered Roller Bearings) (Imperial) 81637-81964

The 81637-81964 is a single-row tapered roller bearing with a 6.375″ bore and 9.6457″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 90300 lbf radial and 14100 lbf thrust, making it robust for heavy-duty use.

Its open design allows easy lubrication, while the steel cage ensures durability. The bearing operates smoothly in temperatures from -30°C to 110°C, suitable for varied environments.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for industrial machinery or automotive applications where high load capacity is needed.

Weighing 14.9 lb, it’s a solid choice for demanding tasks. Compliant with RoHS and REACH standards for safe and eco-friendly use.

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Product Parameters

  • Part Number 81637-81964
  • Brand TFL
  • Interchangeable Timken
  • Size 6.375" x 9.6457" x 1.875"
  • Bore Dia 6.375"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 9.6457"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.8437"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.3125"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.875"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 7.6"
  • Cone Backface Backing Diameter 7.01"
  • Cup Frontface Backing Diameter 9.06"
  • Cup Backface Backing Diameter 8.86"
  • Cage Cone Frontface Clearance 0.15"
  • Cage Cone Backface Clearance 0.31"
  • Effective Center Location -0.21"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 81637
  • Cup Part Number 81964
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 81000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 90300 lbf
  • Static Radial Load 134000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 23400 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 14100 lbf
  • Lubrication Required
  • Temperature Range -30° to 110 °C
  • ABEC Rating ABEC-1
  • Radial Clearance Standard (Available in C3/C4/C5)
  • RoHS Compliant
  • REACH Compliant
  • Weight 14.9 lb

Features

Performance Features of 81637-81964 Bearing

81637-81964 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 90,300 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, enhancing durability and reducing wear.
With a temperature range of -30° to 110°C, it performs reliably in various conditions.

How Is 81637-81964 Bearing Engineered for Reliability?

81637-81964 Bearing features precise cone and cup width tolerances, ensuring consistent performance.
The tapered roller design distributes loads evenly, improving efficiency and reducing stress.
Its dynamic thrust rating of 14,100 lbf allows it to handle demanding applications with ease.
The standard radial clearance option provides flexibility for different operational needs.

Built for Durability: 81637-81964 Bearing

81637-81964 Bearing’s chrome steel construction resists wear, extending its service life.
The open seal design simplifies lubrication, ensuring smooth operation over time.
With a static radial load capacity of 134,000 lbf, it excels in high-load scenarios.
Its ABEC-1 rating guarantees consistent quality and performance.

Application

Industrial Uses of 81637-81964 Bearing
In heavy machinery like mining equipment and construction gear, 81637-81964 Bearing handles combined loads with ease. Its tapered roller design ensures stability even under intense pressure.

Where Is 81637-81964 Bearing Used?
You’ll often spot 81637-81964 Bearing in agricultural machinery, supporting axles and gearboxes. The inch sizing makes it a go-to for older American and British industrial systems.

Built for Heavy-Duty Use: 81637-81964 Bearing
This bearing shines in railway applications, where its chrome steel construction withstands constant vibration. The open design simplifies lubrication for long-term reliability.

Automotive vs Aerospace: Applications of 81637-81964 Bearing
In trucks, 81637-81964 Bearing manages wheel hub loads, while in aircraft landing gear, its precision tolerances are crucial. The ABEC-1 rating balances performance and cost effectively.

Perfect Fit for Automation: 81637-81964 Bearing
Robotic assembly lines benefit from 81637-81964 Bearing’s consistent performance in repetitive motion tasks. The steel cage ensures durability in high-cycle environments.

Q&A

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