TS (Single Row Tapered Roller Bearings) (Imperial) 93778T-93134

The 93778T-93134 is a single-row tapered roller bearing with a 7.9958″ bore and 13.4132″ outer diameter, crafted from durable chrome steel. It handles combined loads up to 164,000 lbf radially and 38,200 lbf thrust, making it robust for heavy-duty use.

Its open design allows easy lubrication, while the steel cage ensures reliable performance under high stress. The bearing operates smoothly in temperatures ranging from -30°C to 110°C.

This model is interchangeable with Timken bearings, offering a practical replacement option. Ideal for industrial machinery, gearboxes, or heavy equipment where combined loads are common.

Weighing 53.1 lb, it’s built to last and complies with RoHS and REACH standards for safe use. The standard radial clearance ensures versatility across various applications.

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Description

Features

Application

Q&A

Product Parameters

Part Number 93778T-93134
Brand TFL
Interchangeable Timken
Size 7.9958" x 13.4132" x 2.8"
Bore Dia 7.9958"
Bore Dia Tolerance +0.001" to 0
Outer Dia 13.4132"
Outer Dia Tolerance +0.002" to 0
Cone Width 2.5"
Cone Width Tolerance +0.003" to -0.01
Cup Width 2.1125"
Cup Width Tolerance +0.002" to -0.01
Width 2.8"
Width Tolerance +0.014" to -0.01"
Cone Backface ToClear Radius 0.170"
Cup Backface ToClear Radius 0.250"
Cone Frontface Backing Diameter 9.61"
Cone Backface Backing Diameter 8.78"
Cup Frontface Backing Diameter 11.97"
Cup Backface Backing Diameter 11.77"
Cage Cone Frontface Clearance 0.21"
Cage Cone Backface Clearance 0.32"
Effective Center Location 0.31"
System of Measurement Inch
Type Bearing
Cone Part Number 93778T
Cup Part Number 93134
Bearing Type Roller
Roller Bearing Type Tapered
For Load Direction Combined
Construction Single Row
Seal Type Open
Cups Type Standard
Series 93000
Ring Material Chrome Steel
Roller Material Chrome Steel
Cage Material Steel
Dynamic Radial Load 164000 lbf
Static Radial Load 290000 lbf
Dynamic Radial Rating(90 Million Revolutions)(C90) 42600 lbf
Dynamic Thrust Rating(90 Million Revolutions)(Ca90) 38200 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 53.1 lb

Features

Performance Features of 93778T-93134 Bearing

93778T-93134 Bearing is built with chrome steel rings and rollers, offering high resistance to combined loads.
Its dynamic radial load capacity reaches 164,000 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 93778T-93134 Bearing Engineered for Reliability?

93778T-93134 Bearing features a single-row tapered roller design, optimised for combined load handling.
The chrome steel construction provides excellent strength and wear resistance.
Its dynamic thrust rating of 38,200 lbf ensures consistent performance under pressure.
Standard radial clearance options allow for flexibility in different applications.

Built for Durability: 93778T-93134 Bearing

93778T-93134 Bearing’s robust design includes a steel cage for improved roller stability.
The tapered roller configuration efficiently manages both radial and thrust loads.
With a static radial load capacity of 290,000 lbf, it excels in demanding environments.
Its ABEC-1 rating ensures reliable precision for industrial use.

Steel vs Ceramic Bearings: Strengths of 93778T-93134 Bearing

93778T-93134 Bearing uses chrome steel for both rings and rollers, balancing cost and performance.
This material choice provides excellent durability and load-bearing capabilities.
The bearing’s dynamic radial rating of 42,600 lbf at 90 million revolutions highlights its longevity.
Its standard lubrication requirement ensures smooth operation over extended periods.

Application

Essential Roles of 93778T-93134 Bearing
In heavy machinery like mining equipment and construction gear, 93778T-93134 Bearing handles combined loads with ease. Its tapered roller design ensures stability even under intense pressure, making it a reliable choice for rugged environments.
For agricultural applications, 93778T-93134 Bearing supports tractors and harvesters, where its chrome steel construction withstands dirt and moisture. The open seal design allows for easy lubrication, extending service life in demanding conditions.
Industrial fans and blowers benefit from 93778T-93134 Bearing’s ability to manage high radial and thrust loads. Its precise inch sizing ensures compatibility with various American-made systems, reducing downtime during replacements.

Where Is 93778T-93134 Bearing Used?
You’ll often spot 93778T-93134 Bearing in railway axle systems, where its tapered rollers handle both radial and axial forces. The steel cage provides durability against constant vibration and shock loads.
In power transmission units, 93778T-93134 Bearing’s ABEC-1 rating offers sufficient precision for most industrial needs. Its standard radial clearance accommodates thermal expansion during continuous operation.

Built for Heavy-Duty Use: 93778T-93134 Bearing
93778T-93134 Bearing excels in oilfield equipment like pump jacks, thanks to its 290,000 lbf static load capacity. The chrome steel rollers resist wear even in abrasive environments.
Marine applications also rely on 93778T-93134 Bearing for winches and cranes. Its temperature range (-30° to 110°C) ensures performance in both Arctic and tropical conditions.

Automotive vs Aerospace: Applications of 93778T-93134 Bearing
In truck wheel hubs, 93778T-93134 Bearing provides robust support for heavy payloads. The interchangeable Timken design simplifies maintenance for fleet operators.
While not for jet engines, this bearing suits ground support equipment like baggage loaders. Its 53.1 lb weight is manageable for industrial use without compromising strength.

How Does 93778T-93134 Bearing Improve Performance?
93778T-93134 Bearing reduces friction in industrial gearboxes, improving energy efficiency. The effective center location (0.31″) optimizes load distribution across rollers.
For paper mill rollers, this bearing’s dynamic radial rating (164,000 lbf) prevents premature failure. Standard C3/C4/C5 clearance options allow customization for specific speed requirements.