MinebeaMitsumi Group

The Japanese MinebeaMitsumi Group comprises 90 subsidiaries in 27 countries and employs around 100,000 people.

Not only thanks to the worldwide network of different production sites, but also due to their consistent concentration on innovations as a result of high levels of investment in research and development, MinebeaMitsumi leads the competition with the latest methods and technologies.

Our partner in the Business Unit

The Japanese MinebeaMitsumi Group is the global market leader in the manufacture of miniature ball bearings and high-precision components for the telecommunications, aerospace, automotive and electrical industries.

myonic is an independently operating company within the Group, but benefits from the good cross-border cooperation within the Group. These synergy effects enable our customers to achieve exceptional combinations of customised technological solutions as well as volume production.


MinebeaMitsumi Inc. is the world market leader in the production of miniature ball bearings and a global manufacturer of components for ultra-precision parts as well as electronic and electromechanical components.


  • Head office in Tokyo X Tech Garden, Japan

  • Founded in Japan in 1951

  • Production and R&D sites: 59

  • Employees: over 100,000


  • Ball bearings

  • Rod-end & self-aligning bearings

  • Connecting elements

  • Pivot bearings

  • Cylindrical roller and needle roller bearings

  • LED lights

  • Motors (stepper motors, fans, brushes and brushless motors)

  • Sensors

  • EMS(mechatronic products)

  • High-frequency components

  • Semiconductor components

  • In-house mechanical engineering


  • Ultra-precision machining and technologies for mass production

Applications/business areas:

  • Automotive Industry

  • Aerospace

  • Household electronics

  • Office automation

  • Factory automation

  • Medical products

  • Computers

  • Hard disc drives

  • Smartphones/tablet devices

  • Electrical tools

  • Antennas

  • Actuators

  • Connection sockets

  • Cash machines

  • Motors

  • Drones

  • Other


New Hampshire Ball Bearings, Inc. (NHBB) is a manufacturer specialising in a wide range of different ultra-precision bearings and used parts for the aerospace, defence, medical, dental and high technology industries.

The established company operates three production facilities in the USA, which are vertically integrated, and employs over 1,400 people. NHBB was founded in Peterborough, NH, in1946 and was acquired by MinebeaMitsumi in 1985.

Today, NHBB is part of the global MinebeaMitsumi Aerospace brand, alongside other specialised manufacturers such as myonic GmbH, CEROBEAR GmbH (Germany), C&A Tool (USA), Mach Aero (France and India), NMB Minebea UK (UK), and various MinebeaMitsumi production facilities in Japan and Asia.

New Hampshire Ball Bearings (NHBB) is the authorised distributor for myonic products in North America through its sales division myonic USA.

NHBB’s production facilities in the USA:

  • HiTech Division. Peterborough, New Hampshire*

  • Astro Division. Laconia, New Hampshire

  • New Product Development Center (NPDC). Laconia, New Hampshire
    *Corporate Headquarters


  • High-precision miniature & device ball bearings up to 3.00 in. outside diameter

  • Large ball and cylindrical rolling bearings up to 12 in. outside diameter

  • Rod end and self-aligning bearings

  • Connecting elements and machine parts

  • Customer-specific solutions


  • Aerospace & defence

  • Medical and dental equipment

  • Other high-tech sectors


  • Quality certification in accordance with:

  • ISO 9001/AS9100 and Boeing D6-82479

  • Special processes recognised by Nadcap: NDT (non-destructive testing), chemical processes, heat treatment and joining

  • Environmental management system certified according to ISO 14001


Since 1969, C&A Tool has maintained its position through dynamic leadership, outstanding expertise and major investment in the latest equipment – an approach that has helped the company lead the way in high-precision contract manufacturing for 5 decades.

C&A – a company with three locations, approximately 750 square metres of production space, approximately 600 employees and over $100 million in annual revenue – is a member of the MinebeaMitsumi family of companies, a global leader in precision parts manufacturing.
The company has the largest range of contract manufacturing equipment (local and ready to deliver) from turning, grinding to 3D printed components, milling and machining – including the most advanced manufacturing in the industry for processing large projects.

Many sectors. One leader.
As a leader in contract manufacturing, C&A serves many different industries. From aerospace and medical to industrial, they have the experience, expertise and equipment to tackle the most challenging and complex projects.

The company specialises in manufacturing mission-critical components with extremely tight tolerances, such as blisks, IBRs, control surface components, curved couplings, impellers, motion control systems, turbine discs, blades and impellers, etc.

Medical technology
At C&A Tool, innovations in the manufacture of surgical and orthopaedic devices are continuously developed on a daily basis. With the manufacture of more than 125,000 implants every year plus a wide range of instruments and other devices, it’s clear that whatever you need, C&A Tool can do it for you!

For more than 50 years, customers have trusted C&A Tool as their partner for industrial processing, including components for the automotive industry, energy and fuel systems, trucking and construction, public transport, marine and alternative energy.


CEROBEAR is a leader in the manufacture of rolling bearings with ceramic components and is breaking completely new ground in rolling bearing technology.

Ceramic bearings are a key product for industries and processes with the greatest demands, such as the semiconductor, aerospace and motorsport industries. CEROBEAR currently employs around 100 people.


  • Ceramic bearing technology

  • Aerospace bearings

  • Hybrid rolling bearings for the food and beverage industries

  • Spindle bearings for machine tool applications

  • Rolling bearings for process technology applications

  • Hybrid bearings for motorsport applications

  • Rolling bearings for the semiconductor, solar and vacuum industry

  • Rolling bearings for the fluid machinery industryy


  • Aerospace

  • Motorsport

  • Safety bearings

  • Cryogenics industry

  • Energy and oil & gas

  • Fluid and turbomachinery

  • LDPE & EVA production

  • Machine tools

  • Food & drinks industry

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