日本精工株式会社

Japan: Yamaguchi Takehiko tours nail-making factories in the US; first president of NSK Ltd.

Yamaguchi Takehiko tours nail-making factories in the US; Yamaguchi Takehiko, first president of NSK Ltd.

Japan: Nippon Seiko Limited Partnership Company established

Nippon Seiko Limited Partnership Company established in Japan.

Japan: NSK Ltd. founded in Yurakucho, Tokyo; First bearings produced

First in Japan: Bearing mass production achieved

NSK Ltd. founded in Yurakucho, Tokyo; First bearings produced in Japan; Bearing mass production achieved.

First in Japan: Rolling bearings for trucks; Japan’s oldest surviving bearings catalog published (4th edition from 1918); NSK catalog issued

NSK catalog issued in Japan.

First in Japan: Large-size double-row thrust ball bearings for cranes (OD 510 mm)

Large-size double-row thrust ball bearings for cranes (OD 510 mm) produced in Japan.

First in Japan: Deep groove ball bearings for marine gyrocompass rotors

Deep groove ball bearings for marine gyrocompass rotors produced in Japan.

First in Japan: Cylindrical roller bearings for aeroengines; Bearing steel balls produced

Cylindrical roller bearings for aeroengines produced in Japan.

日本精工合資会社 創業

Exhibited at the Sea and Sky Exhibition in Tokyo; Expanded heat treatment equipment, steel ball factory and grinding machines at the Osaki Plant

Exhibited at the Sea and Sky Exhibition in Tokyo; Expanded heat treatment equipment, steel ball factory, and grinding machines at Osaki Plant.

First in Japan: Double-row cylindrical roller bearings for rolling mills; Bearings for domestically produced aeroengines

Double-row cylindrical roller bearings for rolling mills (roll neck bearings for Nippon Kokan) produced in Japan.

First in Japan: Bearings for gas-powered railcars for Japanese National Railways

Bearings for gas-powered railcars for Japanese National Railways produced in Japan.

Japan: Tamagawa Plant established in Ota, Tokyo (closed in 1999); steel ball factory → 1935 ball bearing factory

Tamagawa Plant established in Ota, Tokyo (closed in 1999); Steel ball factory established (later became ball bearing factory).

Japan: Fujisawa Plant established in Fujisawa, Kanagawa Prefecture; steel ball factory → 1939 ball bearing factory

Fujisawa Plant established in Kanagawa Prefecture.

軸受の国産化に成功。日本精工株式会社創立（東京・有楽町）

Supporting postwar reconstruction and rapid economic growth in Japan; Establishing world-leading quality, enhancing production capacity, and taking on diversification

First in Japan: Main shaft bearings for licensed production of aero jet-engines

Beginning of post-war era; NSK produced main shaft bearings for licensed production of aero jet-engines in Japan.

Japan: Bearing exports to Asian countries

Bearing exports to Asian countries begin.

First in Japan: Spindle inserts for spinning machines

Spindle inserts for spinning machines produced in Japan.

First in Japan: Miniature ball bearings for use in cameras

Miniature ball bearings for cameras produced in Japan.

Japan: Nishi Nippon Seiko (now Otsu Plant) established; low-variety, high-volume production plant focused on single-row deep-groove ball bearings

Nishi Nippon Seiko (now Otsu Plant) established in Japan.

US: Long-term export, sales and technical cooperation agreement concluded with Hoover International Inc.

First in Japan: Mass production of ball screws and ball screw type manual steering systems (installed in the 1959 Isuzu ELF)

Long-term export, sales, and technical cooperation agreement concluded with Hoover International Inc. in the US.

Japan: Nishi Nippon Seiko Ishibe Plant (now Ishibe Plant) established; tapered roller bearings

Nishi Nippon Seiko Ishibe Plant established in Japan; Tapered roller bearings produced.

Japan: Technology Center established in Fujisawa, Kanagawa Prefecture, as a global center for bearing R&D; First in Japan: Stainless steel miniature ball bearings for dental air turbines

Technology Center established in Fujisawa, Kanagawa Prefecture, Japan; First in Japan stainless steel miniature ball bearings for dental air turbines.

Japan: Company Creed “NSK Spirit” and “4S Principle” guidelines for employees established

Company Creed “NSK Spirit” and “4S Principle” guidelines established; JAMCO Corporation established in the US.

Japan: NSK Torrington Co., Ltd. (now Takasaki/Haruna plants) established in Gunma Prefecture; needle roller bearings

NSK Torrington Co., Ltd. established in Gunma Prefecture, Japan; Deutsche Nippon Seiko GmbH established in Germany.

Japan: NSK-Warner K.K. established; Journal bearings for the world’s fastest train (Tokaido Shinkansen, 210 km/h); Bearings for the world’s largest parabolic antenna at Mt. Fuji weather station

NSK-Warner K.K. established in Japan; Bearings for the Tokaido Shinkansen (210 km/h) and large parabolic antenna at Mt. Fuji weather station produced.

Japan: Fujisawa Plant automation (tapered roller bearings)

Fujisawa Plant automation for tapered roller bearings.

Japan: Contributed to industrialization by exporting technology and plants to developing countries; Slewing bearings for satellite communication dishes

Export of technology and plants to developing countries; Slewing bearings for satellite dishes produced.

現地販売法人ジャムコ・コーポレーション社設立（1967 NSKコーポレーション社に社名変更）

Japan: Two-point seat belts for passenger cars (business transferred in 2003); Bearings for high-speed elevators in skyscrapers

Two-point seat belts for passenger cars; Bearings for high-speed elevators in skyscrapers.

Poland: Ball bearing plant exported to FLT Iskra S.A.; Australia: NSK Manufacturing (Aust.) Pty. Ltd. and Geelong Plant established (closed in 1977); Brazil: NSK do Brazil Industria e Comercio de Rolamentos Ltda. established (production at Suzano Plant in 1972)

Ball bearing plant exported to Poland; NSK Manufacturing (Aust.) Pty. Ltd. and Geelong Plant established in Australia; NSK do Brazil Industria e Comercio de Rolamentos Ltda. established in Brazil.

France: NSK France S.A. established as a sales office in Paris

NSK France S.A. established in Paris, France.

US: Hoover-NSK Bearing Company established as a joint venture with Hoover Ball and Bearing Company (becoming NSK Corporation’s Ann Arbor Plant in 1985 and closing in 2007)

Hoover-NSK Bearing Company established in the US; NSK Bearings Europe Ltd. established in the UK.

UK: NSK Bearings Europe Ltd. established; Decision to construct the Peterlee Plant made (production starts 1976)

Start of plant exports to China; Peterlee Plant construction decision in the UK.

US: Clarinda Plant established by Hoover-NSK Bearing Co. (production starts); Start of plant exports to China; Singapore: NSK Singapore (Private) Ltd. established as sales base; Japan: Saitama Plant established; Soja Plant established; First in the world: High-precision ball bearings for home VCRs

Clarinda Plant established in the US; Start of plant exports to China; NSK Singapore established; Saitama Plant and Soja Plant established in Japan; First in the world high-precision ball bearings for home VCRs.

Italy: NSK Italia S.P.A. established as a sales office in Milan

Production starts at Peterlee Plant in the UK.

ジーロング工場設立（1977 閉鎖）

First in the world: Sealed multi-row tapered roller bearings for roll necks of rolling mills

First in the world sealed multi-row tapered roller bearings for rolling mills.

First in the world: 1st generation hub unit bearings for automobiles (HUB I)

First in the world 1st generation hub unit bearings for automobiles.

First in the world: High precision XY table for semiconductor manufacturing equipment

First in the world high-precision XY table for semiconductor manufacturing equipment.

2nd generation hub unit bearings

2nd generation hub unit bearings introduced.

Japan: Fukushima Plant established (highly automated plant); First in the world: Laser printer bearings; Megatorque Motor™ for factory automation

Fukushima Plant established; First in the world laser printer bearings; Megatorque Motor™ for factory automation.

フーバー社と合弁でフーバーNSKベアリング社設立（1985 NSKコーポレーション社アナーバー工場、2007 閉鎖）

Japan: World’s first private-sector tribology research center established; South Korea: Representative office in Seoul; Jet engine (V2500) bearings for civil aircraft

World’s first private-sector tribology research center established; NSK Corporation’s Japan operation renamed NSK Ltd.

First in the world: Electric power steering (EPS) systems for battery-powered forklifts; Bearings for excavating equipment used in the Channel Tunnel; Chernobyl disaster

First in the world electric power steering (EPS) systems for battery-powered forklifts; Bearings for Channel Tunnel excavating equipment.

Thailand: NSK Bearings (Thailand) Co., Ltd. established; Korea: Korea High Precision Co., Ltd. established; NSK Americas Technical Center (ATC) established; 3rd generation hub unit bearings

NSK Bearings (Thailand) Co., Ltd. established; Korea High Precision Co., Ltd. established; 3rd generation hub unit bearings introduced.

US: NSK Americas Technical Center (ATC) established; First in the world: Pinion EPS system (installed in Mitsubishi MINICA); UK: HUB production at Peterlee Plant; NSK European Technical Centre (ETC) established; Taiwan: Taiwan NSK Precision Co., Ltd. established

NSK Americas Technical Center established; First in the world pinion EPS system installed in Mitsubishi MINICA; NSK European Technical Centre established.

UK: HUB production at Peterlee Plant; NSK European Technical Centre (ETC) established; Taiwan: Taiwan NSK Precision Co., Ltd. established

HUB production at Peterlee Plant; Taiwan NSK Precision Co., Ltd. established.

UK: UPI Ltd. acquired; Bearings for HDD units (SDU bearings)

UPI Ltd. acquired; Bearings for HDD units (SDU bearings) produced.

ヨーロッパテクニカルセンター（ETC）設立（1991 ETCとRHP軸受研究所を統合し、NSK-RHPヨーロピアン・リサーチセンター社<ERC>）設立

China: Representative office established in Beijing

Representative office established in Beijing, China.

Malaysia: NSK Micro Precision established; US: Production at Franklin Plant; Spherical roller bearings for high-speed elevators

NSK Micro Precision established in Malaysia; Production starts in 1995; Spherical roller bearings for high-speed elevators produced.

Indonesia: P.T. NSK Bearings Manufacturing Indonesia established

PT NSK Bearings Manufacturing Indonesia established.

Indonesia: Production at Jakarta Plant; Singapore: NSK International (Singapore) Pte Ltd. established; Kunshan NSK Hongshan Co., Ltd. established in China

Production starts at Jakarta Plant; NSK International (Singapore) established.

US: NSK Corporation’s Liberty Plant completed; High-load drive ball screws for injection molding machines (HTF Series)

NSK Corporation’s Liberty Plant completed; High-load drive ball screws for injection molding machines (HTF Series).

昆山NSK虹山社設立（1997 生産開始、2000 昆山NSK社、2014 NSK昆山社に社名変更）【小形玉軸受】

China: NSK China Technology Center established in Kunshan Plant; India: Rane Nastech Ltd. established; US: NSK Americas, Inc. established

NSK China Technology Center established; Rane Nastech Ltd. established in India; NSK Americas, Inc. established as regional headquarters.

ラネー・ナステック社（現・ラネーNSKステアリングシステムズ社）設立（1998 本稼働）

Poland: FLT Iskra S.A. acquired

FLI Iskra S.A. acquired in Poland; NSK Bearings Mexico S.A. de C.V. established in Mexico.

Japan: Advanced Production System (APS) begins; First in the world: Large bearings for wind turbine gearboxes; Commercialization of toroidal CVT (Powertoros unit)

Advanced Production System (APS) for production innovation begins; First in the world large bearings for wind turbine gearboxes; Commercialization of toroidal CVT Powertoros unit.

Indonesia: P.T. AKS Precision Ball Indonesia established; UK: Name change to NSK Europe Ltd.

PT AKS Precision Ball Indonesia established; Name change of NSK-RHP Europe Ltd. to NSK Europe Ltd.

Thailand: NSK Bearings Manufacturing (Thailand) Co., Ltd. established; First in the world: High-speed, large-capacity ball screw for building vibration control dampers; Transmission-equipped wheel hub motor

NSK Bearings Manufacturing (Thailand) Co., Ltd. established; Production starts in 2002.

NSKベアリング・インドネシア社設立

NSK-AKSプレシジョンボール・インドネシア社設立（2002 生産開始）

NSKベアリング・マニュファクチュアリング（タイ）社設立（2002生産開始）

Japan: Fujisawa Technology Center completed; China: NSK Steering Systems Dongguan Co., Ltd. established; Timken-NSK Bearings (Suzhou) Co., Ltd. established; Zhangjiagang NSK Precision Machinery Co., Ltd. established

Fujisawa Technology Center completed; NSK Steering Systems Dongguan Co., Ltd. established in China; Timken-NSK Bearings (Suzhou) Co., Ltd. established; Zhangjiagang NSK Precision Machinery Co., Ltd. established.

China: NSK (China) Investment Co., Ltd. established; China Technology Center (CTC) established

NSK (China) Investment Co., Ltd. established; China Technology Center (CTC) established.

ティムケン-NSK軸承社（現・NSK蘇州社）設立（2004 生産開始）

NSK張家港社設立（自動車軸受）（2004 生産開始）

China: Changshu NSK Needle Bearing Co., Ltd. established

Changshu NSK Needle Bearing Co., Ltd. established; production starts in 2005.

中国技術センター設立（昆山工場内）

China: NSK-Warner (Shanghai) Co., Ltd. established

NSK-Warner (Shanghai) Co., Ltd. established; NSK Manufacturing Education and Training Center established in Shiga Prefecture.

NSKワーナー上海社設立（2006 生産開始）

India: NSK Bearing India Co., Ltd. established; Poland: NSK Bearings Polska S.A. established; Ultra-small pivot units for HDDs (world’s shortest) in Japan; Axle sensor bearings in passenger railroad cars

India NSK Bearing India Co., Ltd. established; NSK Iskra renamed NSK Bearings Polska S.A.; Ultra-small pivot units for HDDs produced; Axle sensor bearings for passenger trains.

Japan: NSK Institute of Technology (NIT) established; Human assistant robots utilizing sensing technology (first in the world); T-IDG toroidal CVT units for aircraft

NSK Institute of Technology (NIT) established; Human assistant robots utilizing sensing technology developed; T-IDG toroidal CVT units for aircraft.

中国技術センター（CTC）設立（2008 NSK中国R&D社と法人化）

China: NSK-Yagi Precision Forging Co., Ltd. established; NSK-Wanda Electric Power Assisted Steering Systems Co., Ltd. established; China: Hefei NSK Co., Ltd. established

NSK-Yagi Precision Forging (Zhangjiagang) Co., Ltd. established; NSK-Wanda Electric Power Assisted Steering Systems Co., Ltd. established.

China: Shenyang NSK Precision Co., Ltd. established; High-performance flywheel bearings for satellites

Shenyang NSK Precision Co., Ltd. established; High-performance flywheel bearings for satellites developed.

NSK万達ステアリングシステムズ杭州社（現・NSKステアリングシステムズ杭州社）設立（2010生産開始）

NSKプレシジョン瀋陽社設立（2010 生産開始）

China: Shenyang NSK Co., Ltd. established; Hub unit bearings for emerging economies (first in the world); Low-friction ball screws for regenerative braking systems (first in the world); Food-grade lubricant grease

Shenyang NSK Co., Ltd. established; Hub unit bearings for emerging economies produced; Low-friction ball screws for regenerative braking systems developed.

Europe: NSK Steering Systems Europe (Polska) Sp. z o.o. expands EPS facilities; China: Hefei NSK Co., Ltd. established; First in the world: High-speed, large-capacity ball screw for building vibration control dampers; Transmission-equipped wheel hub motor

Hefei NSK Co., Ltd. established; First in the world high-speed, large-capacity ball screw for building vibration control dampers; Transmission-equipped wheel hub motor developed.

NSK瀋陽社設立（2012 生産開始）

NSK合肥社設立（2012 生産開始）

Mexico: NSK Bearings Manufacturing Mexico S.A. de C.V. established

NSK Bearings Manufacturing Mexico S.A. de C.V. established.

NSKベアリング・マニュファクチュアリング・メキシコ社設立（2014 生産開始）

Japan: NSK Vision 2026 established; High-speed, high-power spindle for built-in motor (world’s fastest: 25,000 min-1)

NSK Vision 2026 established; World’s fastest high-speed, high-power spindle developed.

Mexico: NSK-Warner Mexico S.A. de C.V. established

NSK-Warner Mexico S.A. de C.V. established.

日本精工株式会社は、2016年11月8日に迎えた創立100年を記念して社史『日本精工100年史』を刊行しました。

NSKワーナー・メキシコ社設立（2017 生産開始）

Creating New Motion for the Next 100 Years; First in the world: Wireless charging in-wheel motor

Creating New Motion for the Next 100 Years; First in the world wireless charging in-wheel motor.

India: New plant established; Japan: Haruna Plant expanded

New plant established in India; Haruna Plant expanded in Japan.

Japan: NSK Global Training Center established; Next-generation steering system control software; Direct drive wheel unit for autonomous robots/cobots

NSK Global Training Center established; Next-generation steering system control software developed.

Recognition of ball screw endurance test equipment; Non-contact torque sensor for drive shafts in motor vehicles

Recognition of ball screw endurance test equipment; Non-contact torque sensor for drive shafts developed.

令和3年度「重要科学技術史資料(未来技術遺産)」登録

Acquisition of Brüel & Kjær Vibro condition monitoring business; Ultra high speed ball bearing for EV motors; First in the world: bioplastic cage for rolling bearings; Sealed clean ball bearing for transmissions

Acquisition of Brüel & Kjær Vibro condition monitoring business; Ultra high-speed ball bearing for EV motors; First in the world bioplastic cage for bearings; Sealed clean ball bearing for transmissions.

Acquisition of bearing reconditioning business

Acquisition of bearing reconditioning business.

Highly accurate bearing life prediction method applying ultrasonic testing developed.

Practical application of ultrasonic testing method; NSK expands condition monitoring solutions.

Development of reconditionable large-size tapered roller bearings with high load capacity; NSK publishes industry’s first bearing CFP assessment report.