(!)Due to Microsoft's end of support for Internet Explorer 11 on 15/06/2022, this site does not support the recommended environment.

  • Scheduled Maintenance Notice: This site will be unavailable due to scheduled maintenance from 9:00 24/11/2024 to 7:00 (MYT) 25/11/2024. We apologize for the inconvenience.
  • Notice of End of Sales for Economy Series Pneumatic Equipment Category. More information. 
  • Please note that E-Invoice will be sent to our customers by email. For more information, please read News. 

HEIWA HATSUJYO

HEIWA HATSUJYO INDUSTRY CO. has released "process patented" "spring washers" for industry development, and provides process patented fastener components including PS lock washers and disc springs for hex bolts with hex sockets. Additionally, the company holds the No.1 market share in Japan for NR retaining ring bearing components and crown-type retainers using advanced proprietary technology for the mold design process through to the press processing and heat treatment stages.