MinebeaMitsumi

MinebeaMitsumi Inc. is a Japanese manufacturer of precision components. It was established on July 16, 1951, has a Tokyo headquarters in Minato-ku and a registered head office at its Karuizawa plant in Nagano. This page covers its bearings business, which supplies aerospace customers.

Aerospace bearings

• Rod end and spherical bearings, used in aircraft components such as wing flaps, engine and wing mounts and hatches
• Roller bearings for flight control systems
• Roller bearings for aircraft engines
• Medium and large-sized ball bearings for aerospace
• Bushings with adhesive Teflon liners
• Precision machined bearing assemblies
• Miniature and small-sized ball bearings

Wider business

The company's segments include Machined Components (bearings and bearing-related products), Electronic Devices and Components (rotary components and measuring components), and the MITSUMI and ABLIC product lines covering semiconductors, sensors, power supplies, high frequency and optical devices. Aerospace is one of several markets for these products.

Company facts

• Established July 16, 1951
• Capital of 68,258 million yen as of March 31, 2026, per its company profile
• Tokyo headquarters: 1-9-3 Higashi-shimbashi, Minato-ku
• Registered head office: Karuizawa Plant, Miyota-machi, Nagano
• Product catalog and technical documents are available on the MinebeaMitsumi product site