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Single Row Cylindrical Roller Thrust Bearings 811/1120 M

Single Row Cylindrical Roller Thrust Bearings 811/1120 M

The 811/1120 M is a single-row cylindrical roller thrust bearing with a large 1120mm bore and 1320mm outer diameter, built to handle heavy loads. Made from durable chrome steel, it supports dynamic radial loads up to 1,350,000 lbf and operates smoothly at speeds up to 200 RPM.

Its machined brass cage ensures reliable performance, while the robust design withstands temperatures from -30°C to 110°C. The bearing’s precise tolerances and chamfered edges make installation straightforward.

This model is interchangeable with SKF bearings, offering a practical replacement option. Ideal for heavy-duty applications like industrial presses or large machinery where high thrust loads are common.

Weighing 410kg, it’s a substantial unit designed for long-term use. Compliant with RoHS and REACH standards, it meets safety and environmental requirements.

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Product Parameters

  • Part Number 811/1120 M
  • size 1120 mm x 1320 mm x 160 mm
  • Brand TFL
  • Interchangeable brand SKF
  • System of Measurement Metric
  • Roller Bearing Type Cylindrical
  • Bearing Type Roller
  • For Load Direction Thrust
  • Number of Rows 1
  • Bore Dia 1120 mm
  • Bore Dia Tolerance -0.125mm to 0
  • Outer Dia 1320 mm
  • Outer Dia Tolerance -0.160mm to 0
  • Width 160 mm
  • Height Tolerance -1.40mm to +0.10mm
  • Outside Diameter Shaft Washer 1314 mm
  • Bore Diameter Housing Washer 1126 mm
  • Height Shaft Washer 48 mm
  • Chamfer Dimension Housing Washer r1,2 (min.) 5 mm
  • Washer Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Machined brass cage
  • Dynamic Radial Load 1350000 lbf
  • Static Radial Load 9337500 lbf
  • Max Speed 200 rpm
  • Temperature Range -30° to 110 °C
  • RoHS Compliant
  • REACH Compliant
  • Weight 410 kg
  • Shaft Washer IW-811/1120
  • Housing Washer OW-811/1120
Single Row Cylindrical Roller Thrust Bearings 811/1120 M dimension drawing
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Features

How Is 811/1120 M Bearing Engineered for Reliability?

811/1120 M Bearing features chrome steel washers and rollers, ensuring robust performance under heavy thrust loads.
Its dynamic radial load capacity of 1,350,000 lbf makes it suitable for demanding industrial applications.
The machined brass cage maintains roller alignment, enhancing durability and reducing friction.
With a maximum speed of 200 rpm, it balances strength and operational efficiency.

What Makes 811/1120 M Bearing Suitable for High-Temperature Applications?

811/1120 M Bearing operates reliably in temperatures ranging from -30° to 110°C.
Its chrome steel construction resists thermal deformation, maintaining performance in harsh conditions.
The precise tolerances and machined brass cage ensure smooth operation even under stress.
This makes it ideal for heavy machinery exposed to varying thermal environments.

Designed for Durability: 811/1120 M Bearing

811/1120 M Bearing’s large bore diameter of 1120 mm accommodates substantial thrust loads.
The chrome steel rollers and washers provide excellent wear resistance, extending service life.
Its machined brass cage reduces friction, ensuring consistent performance over time.
With a static radial load capacity of 9,337,500 lbf, it excels in heavy-duty applications.

Steel vs Ceramic Bearings: Strengths of 811/1120 M Bearing

811/1120 M Bearing uses chrome steel for both rollers and washers, offering superior load-bearing capacity.
This material choice ensures high durability and resistance to deformation under stress.
The machined brass cage enhances stability, making it more reliable than many ceramic alternatives.
Its robust design is ideal for applications requiring long-term performance under heavy loads.

Why Choose 811/1120 M Bearing for Precision Tasks?

811/1120 M Bearing’s precise tolerances ensure accurate performance in high-precision machinery.
The machined brass cage minimizes roller misalignment, enhancing operational smoothness.
Its chrome steel construction provides consistent reliability under varying load conditions.
With a wide temperature range, it adapts to diverse industrial environments effortlessly.

Application

Industrial Uses of 811/1120 M Bearing
811/1120 M Bearing is commonly used in heavy machinery, such as large presses and rolling mills, where its cylindrical roller design efficiently handles high thrust loads.
The machined brass cage ensures smooth operation even under extreme conditions, making it a reliable choice for industrial applications.

Where Is 811/1120 M Bearing Used?
You’ll find 811/1120 M Bearing in wind turbines, where its large bore diameter and robust construction support the main shaft.
Its chrome steel rollers and washers provide durability, essential for long-term performance in renewable energy systems.

Built for Heavy-Duty Use: 811/1120 M Bearing
811/1120 M Bearing excels in mining equipment, such as crushers and conveyors, thanks to its high static and dynamic load capacities.
The precise tolerances and brass cage contribute to its reliability in harsh environments.

Automotive vs Aerospace: Applications of 811/1120 M Bearing
In automotive testing rigs, 811/1120 M Bearing handles significant axial loads during durability tests.
While its size limits aerospace use, it’s ideal for ground-based heavy machinery requiring consistent performance.

Key Fields for 811/1120 M Bearing
811/1120 M Bearing is a go-to for marine applications, like ship propulsion systems, where its corrosion-resistant materials and high load capacity are crucial.
The metric sizing ensures compatibility with international standards, simplifying maintenance and replacements.

Q&A

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