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TS (Single Row Tapered Roller Bearings) (Imperial) 750550-751200

TS (Single Row Tapered Roller Bearings) (Imperial) 750550-751200

The 750550-751200 is a single-row tapered roller bearing with a 5.5″ bore and 12″ outer diameter, built from sturdy chrome steel. It handles combined loads up to 174,000 lbf radially and 25,700 lbf thrust, making it suitable for heavy-duty applications.

Its pin-type cage design ensures smooth operation, while the open seal allows for easy lubrication. The bearing operates well in temperatures ranging from -30°C to 110°C.

This model is interchangeable with Timken bearings, offering a reliable replacement option. Ideal for use in industrial machinery, gearboxes, or heavy equipment where high radial and thrust loads are common.

Weighing 41.7 lb, it’s robust and durable for demanding environments. Compliant with RoHS and REACH standards for safe and eco-friendly use.

The standard radial clearance can be adjusted to C3, C4, or C5 as needed. Its ABEC-1 rating ensures dependable performance for general industrial applications.

The tapered roller design provides effective load distribution, enhancing longevity. Suitable for applications requiring precise alignment and high load capacity.

Maintenance is straightforward thanks to the open design, allowing regular lubrication. A practical choice for engineers and maintenance teams working with heavy machinery.

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Product Parameters

  • Part Number 750550-751200
  • Brand TFL
  • Interchangeable Timken
  • Size 5.5" x 12" x 2.3749"
  • Bore Dia 5.5"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 12"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 2.197"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.625"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 2.3749"
  • Width Tolerance +0.014" to -0.01"
  • Cone Backface ToClear Radius 0.13"
  • Cup Backface ToClear Radius 0.250"
  • Cone Frontface Backing Diameter 7.15"
  • Cone Backface Backing Diameter 6.38"
  • Cup Frontface Backing Diameter 10.75"
  • Cup Backface Backing Diameter 10.63"
  • Cage Cone Frontface Clearance 0.42"
  • Cage Cone Backface Clearance 0.21"
  • Effective Center Location -0.42"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 750550
  • Cup Part Number 751200
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 750000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Pin-Type
  • Dynamic Radial Load 174000 lbf
  • Static Radial Load 196000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 45200 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 25700 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 41.7 lb

Features

Performance Features of 750550-751200 Bearing

750550-751200 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 174,000 lbf, ensuring reliable performance in heavy-duty applications.
The pin-type cage keeps the rollers aligned, reducing friction and extending service life.
With a temperature range of -30° to 110°C, it performs well in various operating conditions.

How Is 750550-751200 Bearing Engineered for Reliability?

750550-751200 Bearing features precise cone and cup width tolerances, ensuring smooth operation under combined loads.
The chrome steel construction provides durability, while the pin-type cage enhances stability.
Its dynamic thrust rating of 25,700 lbf makes it suitable for demanding industrial applications.
The standard radial clearance options allow for flexibility in different setups.

Designed for Durability: 750550-751200 Bearing

750550-751200 Bearing’s single-row tapered roller design excels in handling both radial and thrust loads.
The chrome steel materials resist wear, maintaining performance over extended periods.
With a static radial load capacity of 196,000 lbf, it is ideal for heavy machinery.
The open seal type simplifies maintenance, reducing downtime.

Steel vs Ceramic Bearings: Strengths of 750550-751200 Bearing

750550-751200 Bearing uses chrome steel for both rings and rollers, ensuring high strength and durability.
The pin-type cage design minimises roller misalignment, enhancing efficiency.
Its dynamic radial rating of 45,200 lbf at 90 million revolutions highlights its long service life.
The bearing operates effectively within a broad temperature range, from -30° to 110°C.

Application

Industrial Uses of 750550-751200 Bearing
750550-751200 Bearing is commonly used in heavy machinery like construction equipment and mining gear, where its tapered roller design handles combined loads efficiently. The chrome steel construction ensures durability even in tough working conditions.

Where Is 750550-751200 Bearing Used?
You’ll often spot 750550-751200 Bearing in agricultural machinery, supporting components like tractor axles and harvesters. Its inch sizing makes it a straightforward fit for North American equipment standards.

Built for Heavy-Duty Use: 750550-751200 Bearing
750550-751200 Bearing excels in industrial fans and pumps, where its pin-type cage reduces friction during high-speed rotations. The open design simplifies lubrication, extending service life in dusty environments.

Automotive vs Aerospace: Applications of 750550-751200 Bearing
In automotive settings, 750550-751200 Bearing supports truck wheel hubs, thanks to its high radial load capacity. For aerospace ground equipment, its temperature stability ensures reliable performance in varying climates.

Key Fields for 750550-751200 Bearing
750550-751200 Bearing is a go-to for railway applications, particularly in freight car axles where strength and precision are vital. The standard radial clearance offers flexibility for different operational demands.

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