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  • Please be informed that our office is closed during the upcoming Labour Day Holiday in 2024. We would also like to inform you that there may be a potential delay in response/shipment from the supplier due to the Japan Golden Week holiday which falls from 29th April to 6th May 2024. Click here for details.
  • Please Note our New Address (effective April 1, 2024): 331 North Bridge Rd, #05-01 Odeon 331, Singapore 188720.

HEIWA HATSUJYO Washers

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.