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TS (Single Row Tapered Roller Bearings) (Imperial) 77376-77676X

TS (Single Row Tapered Roller Bearings) (Imperial) 77376-77676X

The 77376-77676X is a single-row tapered roller bearing with a 3.75″ bore and 6.75″ outer diameter, crafted from sturdy chrome steel. It manages combined loads up to 76400 lbf radial and 12400 lbf thrust, suitable for demanding applications.

Its open design allows 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 machinery or automotive systems where combined loads are common.

Weighing 10.4 lb, it’s robust yet manageable for its size. Compliant with RoHS and REACH standards for safe use.

The standard radial clearance and ABEC-1 rating ensure reliable performance. Its tapered roller design provides stability under heavy loads.

Perfect for industrial equipment requiring long-lasting, high-capacity bearings. The chrome steel construction offers excellent wear resistance.

Easy to maintain with regular lubrication, it’s a dependable choice for tough conditions. Suitable for applications like gearboxes or conveyor systems.

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    Description Features Application Q&A Featured Products Our Process

Product Parameters

  • Part Number 77376-77676X
  • Brand TFL
  • Interchangeable Timken
  • Size 3.75" x 6.75" x 2"
  • Bore Dia 3.75"
  • Bore Dia Tolerance +0.001" to 0
  • Outer Dia 6.75"
  • Outer Dia Tolerance +0.001" to 0
  • Cone Width 1.9"
  • Cone Width Tolerance +0.003" to -0.01
  • Cup Width 1.625"
  • Cup Width Tolerance +0.002" to -0.01
  • Width 2"
  • Width Tolerance +0.008" to 0
  • Cone Backface ToClear Radius 0.25"
  • Cup Backface ToClear Radius 0.130"
  • Cone Frontface Backing Diameter 4.88"
  • Cone Backface Backing Diameter 4.65"
  • Cup Frontface Backing Diameter 6.36"
  • Cup Backface Backing Diameter 5.98"
  • Cage Cone Frontface Clearance 0.07"
  • Cage Cone Backface Clearance 0.11"
  • Effective Center Location -0.38"
  • System of Measurement Inch
  • Type Bearing
  • Cone Part Number 77376
  • Cup Part Number 77676X
  • Bearing Type Roller
  • Roller Bearing Type Tapered
  • For Load Direction Combined
  • Construction Single Row
  • Seal Type Open
  • Cups Type Standard
  • Series 77000
  • Ring Material Chrome Steel
  • Roller Material Chrome Steel
  • Cage Material Steel
  • Dynamic Radial Load 76400 lbf
  • Static Radial Load 107000 lbf
  • Dynamic Radial Rating(90 Million Revolutions)(C90) 19800 lbf
  • Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 12400 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 10.4 lb

Features

Performance Features of 77376-77676X Bearing

77376-77676X Bearing is built with chrome steel rings and rollers, offering strong resistance to combined loads.
Its dynamic radial load capacity reaches 76,400 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 77376-77676X Bearing Engineered for Reliability?

77376-77676X Bearing features precise cone and cup dimensions, ensuring smooth operation under combined loads.
The tapered roller design distributes stress evenly, extending the bearing’s service life.
Its standard radial clearance allows for flexibility in different applications.
The chrome steel construction provides excellent resistance to wear and fatigue.

Built for Durability: 77376-77676X Bearing

77376-77676X Bearing’s single-row tapered roller design handles both radial and thrust loads efficiently.
The steel cage maintains roller spacing, reducing friction and heat generation.
With a static radial load capacity of 107,000 lbf, it excels in demanding environments.
Its ABEC-1 rating ensures consistent performance for industrial applications.

Application

Industrial Uses of 77376-77676X Bearing
77376-77676X Bearing is commonly used in heavy machinery, such as construction equipment and mining rigs, where its tapered roller design handles combined loads effectively. The chrome steel construction ensures durability even in demanding environments.

In automotive applications, 77376-77676X Bearing supports wheel hubs and differential systems, providing reliable performance under high radial and thrust loads. Its inch sizing makes it compatible with many North American vehicle models.

For industrial gearboxes, 77376-77676X Bearing’s open design allows for easy lubrication, extending service life in continuous operation. The steel cage adds stability, reducing wear during high-speed rotations.

What Makes 77376-77676X Bearing a Preferred Choice?
77376-77676X Bearing is ideal for agricultural machinery, like tractors and harvesters, where its robust design withstands rough terrain and heavy loads. The standard radial clearance offers flexibility for various operating conditions.

In conveyor systems, 77376-77676X Bearing ensures smooth material handling, thanks to its tapered rollers distributing loads evenly. The ABEC-1 rating provides sufficient precision for most industrial applications.

Q&A

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