Vibration Specialty Corporation

Vibration Specialty Corporation (VSC) is an American industrial technology and services company that has been a trusted partner in preventing machinery failures and unnecessary repairs since its incorporation in 1918. Founded by Russian immigrant Nicholas Wladimir Akimoff, the company began with a breakthrough static/dynamic balancing machine that incorporated mechanical resonance to achieve extremely accurate readings at relatively slow speeds. This original Akimoff machine, still used today in updated form, can balance rotating elements weighing up to 400,000 pounds, including the largest nuclear turbine and generator rotors, and was used to balance most of the silent submarine propellers made for the US Navy. VSC's early history is intertwined with the Industrial Revolution: Akimoff helped solve Henry Ford's high-vibration problem in the Model T Ford, resolved a torsional vibration issue in a crankshaft, and assisted Thomas Edison in balancing his turbines and generators. General Electric also utilized VSC Akimoff machines well after their introduction. Over the decades, VSC evolved from a balancing specialist into a comprehensive predictive maintenance provider, developing in-house instrumentation and a complete line of condition monitoring hardware and software. Today, VSC offers 24-hour machinery diagnostics, balancing, and alignment services, using state-of-the-art vibration analysis equipment alongside infrared thermography and ultrasound to expose the root causes of machinery problems. The company serves industries including power generation, industrial gases, pulp and paper, and marine, with field engineers experienced in evaluating rotating equipment of all sizes and speeds, both land-based and marine. VSC's Balancing Center can accommodate rotors up to 20,000 lbs in-house and up to 400,000 lbs on site, meeting or surpassing ISO, ANSI, MIL, and API tolerances. VSC is also an innovation leader, holding over 200 patents spanning vibration analysis, Industrial IoT, and predictive technologies under its Strong Force portfolio. The company was ranked among the Top 100 Global Innovators by LexisNexis. Its flagship product, the SV3X™ Data Collector Vibration Tester, is designed to make data collection complete, accurate, and consistent from any transducer system generating a voltage. VSC also provides training services to help clients develop in-house skills. The company remains privately held and operates from its headquarters in Philadelphia, Pennsylvania.

Vibration Specialty Corporation was incorporated in 1918 by Nicholas Wladimir Akimoff, a Russian immigrant already noted for his ingenuity in mechanics. Two years earlier, in 1916, Akimoff had submitted his original patent for a static/dynamic balancing machine; in 1918 he resubmitted the patent with an improved version. The Akimoff machine incorporated mechanical resonance to realize extremely accurate readings at relatively slow speeds (rpm). In its present configuration, it is used for balancing rotating elements weighing up to 400,000 pounds, including the largest nuclear turbine and generator rotors, and its accuracy is as good as or better than the latest and most expensive low-speed balancing machines on the market, all performed at less than 100 rpm. Because of its extreme accuracy, most of the silent submarine propellers made for the US Navy have been balanced using an Akimoff machine, even when more modern machines were available. Akimoff was instrumental in solving Henry Ford's problem of high vibration levels in the Model T Ford, and during the same period he resolved the torsional vibration problem apparent in a crankshaft. He was also extremely valuable to Thomas Edison in the process of balancing Edison's turbines and generators. General Electric utilized VSC Akimoff machines well after their introduction. These early achievements helped pave the way for the Industrial Revolution, with VSC serving as an industrial partner for preventing machinery failures and unnecessary repairs. Over the following decades, VSC expanded from balancing into comprehensive vibration analysis and predictive maintenance. The company's history page lists milestones in 1918, 1928, 1942, 1957, 1961, 1972, 1981, 1985, 1998, 2000, 2003, and 2005, reflecting continuous evolution. VSC developed state-of-the-art instrumentation in-house and built a complete line of condition monitoring products, including hardware and software. The company became known for 24-hour service in machinery diagnostics, balancing, and alignment, with skilled field engineers evaluating machine conditions across industries such as power generation, industrial gases, pulp and paper, and marine. In the 21st century, VSC continued to innovate, accumulating over 200 patents spanning vibration analysis, Industrial IoT, and predictive technologies under its Strong Force portfolio. The company was ranked among the Top 100 Global Innovators by LexisNexis. Its SV3X™ Data Collector Vibration Tester represents its modern flagship product, designed to collect complete, accurate, and consistent data from any transducer system that generates a voltage. VSC also offers rotor balancing services, both low-speed and on-site, to reduce energy costs, extend bearing and equipment life, and improve efficiency. The company remains privately held and operates from Philadelphia, Pennsylvania, serving clients worldwide.

• 1928

  Milestone year listed in VSC's history.

• 1918

  Vibration Specialty Corporation is incorporated by N. W. Akimoff; he resubmits his patent with an improved version of the machine.

• 1916

  Nicholas Wladimir Akimoff submits original patent for a static/dynamic balancing machine.

Trusted leader in predictive maintenance and vibration analysis since 1918, combining deep field experience with patented in-house technology to prevent equipment failure and extend machinery life.

• SV3X™ Data Collector Vibration Tester

  Flagship vibration tester that collects complete, accurate, and consistent data from any transducer system generating a voltage.

• Akimoff balancing machine

  Original static/dynamic balancing machine using mechanical resonance for accurate readings at low speeds; can balance up to 400,000 lbs.

• Condition monitoring hardware and software

  Complete line of condition monitoring products for predictive maintenance.

• Vibration analysis services

  24-hour machinery diagnostics using state-of-the-art vibration analysis equipment, infrared thermography, and ultrasound.

• Rotor balancing services

  Low-speed and on-site balancing for rotors up to 20,000 lbs in-house and 400,000 lbs on site.

• Laser shaft alignment

  Precision alignment services for rotating machinery.

1. 1Vibration Analysis & Predictive Maintenance - Vibration Specialtyvib.com
2. 2Our History - VSCvib.com
3. 3Machinery Vibration Analysis - VSCvib.com
4. 4About - VSCvib.com