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

  • Pemberitahuan Jadwal Pemeliharaan : Situs ini akan tidak tersedia dikarenaka jadwal pemeliharaan mulai dari 8:00 9/2/2025 sampai dengan 6:00 pada tanggal 10/2/2025. Kami mohon maaf atas ketidaknyamanan yang terjadi.
    Scheduled Maintenance Notice: This site will be unavailable due to scheduled maintenance from 8:00 9/2/2025 to 6:00 (WIB) 10/2/2025. We apologize for the inconvenience.
  • Penghentian penjualan kategori produk pneumatik Seri Ekonomi (E-series). Info Detail
    Notice of End of Sales for Economy Series Pneumatic Equipment Category. More information.

HEIWA HATSUJYO Fasteners

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.