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TS (Single Row Tapered Roller Bearings) (Imperial) 3776-3727

TS (Single Row Tapered Roller Bearings) (Imperial) 3776-3727

The 3776-3727 is a single-row tapered roller bearing with a 1.771″ bore and 3.6875″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 27500 lbf radially and 4120 lbf thrust, suitable for demanding applications.

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

This model is interchangeable with Timken bearings, making it a practical choice for replacements. Ideal for heavy-duty machinery or automotive systems where combined loads are common.

Weighing 2.1 lb, it offers a balance of strength and manageability. Compliant with RoHS and REACH standards for safe and reliable use.

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Product Parameters

  • Part Number 3776-3727
  • Brand TFL
  • Interchangeable Timken
  • Size 1.771" x 3.6875" x 1.1876"
  • Bore Dia 1.771"
  • Bore Dia Tolerance +0.005" to 0
  • Outer Dia 3.6875"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.193"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 0.9375"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 1.1876"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.14"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 2.09"
  • Cone Backface Backing Diameter 2.32"
  • Cup Frontface Backing Diameter 3.50"
  • Cup Backface Backing Diameter 3.23"
  • Cage Cone Frontface Clearance 0.06"
  • Cage Cone Backface Clearance 0.06"
  • Effective Center Location -0.32"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 3776
  • Cup Part Number 3727
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 3700
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 27500 lbf
  • Static Radial Load 34300 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 7120 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 4120 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 2.1 lb

Features

Performance Features of 3776-3727 Bearing

3776-3727 Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 27,500 lbf, making it suitable for heavy-duty applications.
The steel cage ensures proper roller alignment, reducing friction and extending operational life.
With a temperature range of -30° to 110°C, it performs reliably in various environments.

How Is 3776-3727 Bearing Engineered for Reliability?

3776-3727 Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel construction provides durability, while the standard radial clearance ensures smooth operation.
Its dynamic thrust rating of 4,120 lbf (Ca90) highlights its versatility in different applications.
The bearing requires lubrication, ensuring consistent performance over time.

Built for Durability: 3776-3727 Bearing

3776-3727 Bearing’s chrome steel components resist wear, even under high radial loads up to 34,300 lbf.
The tapered roller design distributes stress evenly, enhancing longevity and reducing maintenance needs.
With an ABEC-1 rating, it balances precision and cost-effectiveness for industrial use.
Its open seal type allows for easy lubrication access, simplifying upkeep.

Application

Key Fields for 3776-3727 Bearing
3776-3727 Bearing is commonly used in industrial machinery, especially in heavy-duty applications like gearboxes and conveyor systems. Its tapered roller design handles combined loads efficiently, making it reliable for continuous operation.
In automotive settings, 3776-3727 Bearing fits well in wheel hubs and differentials, where its chrome steel construction ensures durability. The imperial sizing makes it a straightforward replacement for Timken bearings in older vehicles.
For agricultural equipment, 3776-3727 Bearing’s robust design withstands harsh conditions, such as in tractors or harvesters. The open seal type allows for easy lubrication, extending its service life in dusty environments.

What Makes 3776-3727 Bearing a Preferred Choice?
3776-3727 Bearing excels in construction equipment, supporting axial and radial loads in cranes and excavators. Its steel cage provides stability under heavy stress, reducing wear over time.
In mining machinery, 3776-3727 Bearing’s high dynamic load capacity ensures smooth performance in crushers and screens. The standard radial clearance offers flexibility for various operational demands.

Built for Heavy-Duty Use: 3776-3727 Bearing
3776-3727 Bearing is ideal for railway applications, where it handles significant loads in axle boxes. Its tapered rollers distribute stress evenly, enhancing longevity.
In marine environments, 3776-3727 Bearing’s corrosion-resistant materials perform well in ship propulsion systems. The ABEC-1 rating balances precision and cost-effectiveness for these uses.

Automotive vs Aerospace: Applications of 3776-3727 Bearing
In automotive transmissions, 3776-3727 Bearing provides reliable performance under high torque. Its compatibility with Timken designs simplifies maintenance for fleet operators.
For aerospace ground equipment, 3776-3727 Bearing supports landing gear testing rigs. The temperature range suits both indoor and outdoor operational conditions.

Q&A

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