What TRI does

TRI Transmission and Bearing Corp. (formerly Turbo Research, Inc.; DBA "TRI") is a privately held US engineering and manufacturing company founded in 1961 and headquartered in Lionville, Pennsylvania, with its single manufacturing facility in Exton, Pennsylvania. The company designs and manufactures Babbitt oil-film bearings — fixed bore bearings (circular, elliptical, pressure dam) and tilting pad bearings under the proprietary Align-A-Pad® brand — together with variable speed fluid drives and fluid couplings rated up to 40,000 hp for boiler feed pumps, fans, and compressors. Products are sized from 1 inch to 70 inches outside diameter (up to 20,000 lbs), produced via in-house centrifugal Babbitt casting (the Gigantum machine, operational since January 2010), 5-axis CNC machining, and a large stress-relieving oven installed in July 2010. Core technology rests on proprietary time-transient non-linear rotor-bearing simulation programs developed and refined since the 1970s, multiple US patents on fluid drive impellers, oil systems, brake systems, and related hardware, and the engineering judgment of President Dr. Melbourne F. Giberson (Ph.D. in Applied Mechanics, Caltech).

TRI's customers are predominantly enterprise operators of large rotating machinery — utilities running GE, Westinghouse, and Allis-Chalmers steam turbine-generators (including 200 MW, 500 MW, and 750 MW units), nuclear plant operators at 1800 rpm, hydroelectric generator operators (including 1913-vintage retrofits), and industrial process plants (refineries, paper mills). TRI's stated value proposition is to "take problems off the maintenance list" by combining consulting engineering (rotor-dynamic analysis, vibration analysis, CAD, FEA) with vertically integrated manufacturing and repair/refurbishment services for both TRI and competitor equipment (Gyrol®, American Blower, American Standard, Voith). Documented performance claims include 50,000+ hour bearing lives in nuclear service, 100,000+ hour fluid drive overhaul intervals, and an emergency lube oil system that delivers oil flow within 0.7 seconds.

The business model is quote-based, project-specific hardware sales plus engineering and repair services, sold through direct enterprise field sales with consulting engineers engaging power plants and industrial facilities. Distribution is direct (phone, email, website inquiry requesting machine type, OEM, ratings, and photos); the company does not use channel partners or distributors. Marketing relies on an extensive technical content library (case studies, tech notes by Dr. Giberson dating from 1994, downloadable catalogs, video gallery) and industry conference presence (EPRI, Turbomachinery Symposium, ASME). TRI is founder/management-owned — no external investment, parent company, subsidiaries, or M&A activity is disclosed — and operates globally with a documented user base of over 50,000 MW of bearings installed worldwide.

Name

TRI

Legal name

TRI Transmission and Bearing Corp.

Website

https://turboresearch.com

Company type

Private

Founded year

1961

Operating status

Operating

Headcount range

11–50 employees

Short description

TRI Transmission and Bearing Corp. designs and manufactures Babbitt oil-film bearings (including the Align-A-Pad® tilting pad line) and variable speed fluid drives up to 40,000 hp for US power generation utilities and industrial process plants, combining proprietary rotor-dynamic simulation with vertically integrated in-house manufacturing and repair services.

Ownership category

akta.pro rank

Product category

Power Generation Bearings and Fluid Drives

NAICS

Ball and Roller Bearing Manufacturing (332991)

SIC

Ball & Roller Bearings (3562)

akta.pro primary industry

Clutch, Torque Converter & Flywheel Manufacturing (IMACAHAI)

Keywords

• Tilt pad bearings
• Variable speed fluid drives
• Babbitt bearing repair
• Rotor dynamic analysis
• Power generation bearings

Headquarters

HQ city

Lionville

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Personnel, Operations, Supply Chain, Technology or R&D, Infrastructure, Marketing or Sales

Revenue model

1. Bearing Products: Manufacturing and repair of fixed bore and tilting pad bearings including TRI Align-A-Pad® Bearings. Bearings range from 1 inch to 30 inches diameter, serving electrical generation and industrial process applications.
2. Fluid Drive Products: Manufacturing, refurbishment, and upgrades of variable speed fluid drives and fluid couplings for pumps, fans, and compressors up to 40,000 hp.
3. Engineering Consulting Services: Rotor dynamic analysis, vibration analysis, computer-aided drafting, and finite element analysis services for new designs and design modifications.
4. Bearing Repair Services: Babbitt bearing repair, journal bearing refurbishment, and turn-key solutions for damaged bearings including machining and manufacturing new bearings with appropriate specifications.
5. Fluid Drive Upgrades and Services: Upgrades, repairs, and renewal parts for fluid drives by various manufacturers including American Blower, American Standard, and Voith.

Go-to-market motion1 record

Distribution channels2 records

Marketing channels5 records

Core offering

TRI designs and manufactures Babbitted oil-film bearings (fixed bore and tilting pad, including the proprietary TRI Align-A-Pad® line) and variable speed fluid drives for rotating machinery. Products range from 1 inch to 30 inches in diameter for bearings, and up to 40,000 hp for fluid drives. The company combines consulting engineering services (rotor-dynamic analysis, vibration analysis, CAD, FEA) with in-house manufacturing, including a centrifugal Babbitt casting capability up to 70 inches diameter, serving power generation and industrial process customers.

Product overview

TRI Transmission and Bearing Corp. provides consulting engineering services and manufactured products for solving rotor vibration and bearing damage issues in rotating machinery. The core product portfolio consists of Babbitted bearings (Fixed Bore Bearings including circular, elliptical, and pressure dam designs, plus Tilt Pad Bearings including the proprietary Align-A-Pad® brand) and Variable Speed Fluid Drives for power generation applications up to 40,000 hp. These products are complemented by engineering services (rotor dynamics, vibration analysis, CAD, FEA), machining capabilities with 5-axis CNC, bearing repair/rebabit services, fluid drive upgrades, thrust bearings, and oil systems. The company serves utilities and industrial customers across electrical generation, refineries, paper mills, and process plants.

Differentiator

Problem solved

Functional benefit

Brands

• Align-A-Pad®: TRI's proprietary tilting pad bearing brand used for controlling rotor vibrations in steam turbine-generators and other rotating machinery.

Quantifiable outcome

• Bearing lives of 50,000+ hours between inspections achieved for nuclear powered turbine-generators
• +4 more outcomes

Named customers6 records

Segments3 records

Ideal customer profiles2 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature7 records

Scale indicators5 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• Kingsbury, Inc. Kingsbury, Inc. designs and manufactures tilting pad journal bearings and thrust bearings for rotating machinery, including power generation turbines and industrial equipment. TRI's VP Marketing & Sales Richard S. Gregory previously served as VP/GM at Kingsbury, underscoring the direct comparability in product, customer base, and bearing technology.
• Waukesha Bearings (Dover Corporation): Waukesha Bearings designs and manufactures fluid film journal bearings, including tilting pad and fixed geometry bearings, for turbomachinery, power generation, and industrial rotating equipment. The product line, customer overlap, and bearing technology are highly aligned with TRI's bearing portfolio.
• Michell Bearings (HOERBIGER): Michell Bearings, part of HOERBIGER, specializes in tilting pad journal bearings for turbo machinery including power generation, marine, and industrial applications. The bearings technology, target applications, and customer profile closely parallel TRI's Babbitt bearing business.
• Voith Turbo: Voith Turbo designs and manufactures hydrodynamic fluid couplings and variable speed fluid drives for industrial applications including boiler feed pumps and fans. TRI explicitly services and upgrades Gyrol® fluid drives originally produced by American Blower and now Kraft Werks Engineering, placing Voith as a direct peer in hydrodynamic power transmission.
• Kraft Werks Engineering (Rexnord): Kraft Werks Engineering (now part of Rexnord) manufactures Gyrol® fluid drives/fluid couplings originally produced by American Blower, directly competing with TRI's variable speed fluid drive product line. TRI explicitly services and upgrades Gyrol fluid drives by Kraft Werks, indicating direct product overlap in industrial variable speed drives.

Broad incumbents

• Renk Group: Renk Group manufactures gearboxes, bearings, and propulsion systems for naval, industrial, and power generation applications. While broader than TRI's niche, Renk's specialty bearings and rotating machinery components overlap with TRI's product portfolio in industrial and power generation customers.
• Elliott Group: Elliott Group designs and manufactures turbomachinery including steam turbines, compressors, and related rotating equipment for power and industrial markets. While broader than TRI, Elliott shares customers in power generation and industrial process plants and addresses similar rotor vibration and bearing reliability pain points.
• Siemens Energy: Siemens Energy is a broad incumbent in power generation equipment, services, and rotating machinery. It overlaps with TRI in serving utility steam turbine-generators, where TRI provides bearings, fluid drives, and vibration consulting services to the installed Siemens/legacy Westinghouse base.
• SKF Group: SKF is a global incumbent bearing manufacturer with a broad product line including journal bearings for industrial and power generation applications. SKF overlaps with TRI in industrial and rotating equipment bearing markets, though SKF is far broader and more standardized while TRI focuses on custom-engineered oil film bearings.

Emerging players

• Hydro, Inc. Hydro, Inc. provides aftermarket turbine generator repair, rotor repair, and field services to power generation customers, including bearing refurbishment and high-speed balancing. The service overlap and shared customer base (utilities, industrial process plants) make it an adjacent peer to TRI's bearing repair and engineering services.

Market position

Weaknesses5 records

Competitive moat4 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about TRI