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Fasteners & Hardware

Lock Washers

Lock washers per GOST and DIN: multi-tab, slotted, round. Selection by size, material and property class. FLOK supplies fasteners for securing connections.

Lock washers are used for locking threaded connections and preventing self-loosening. The main standards are GOST and DIN.

Lock washers per GOST and per DIN are both common. Washers per GOST comply with Russian standards and requirements. Washers per DIN comply with international standards and are used in European projects as well.

Types and characteristics

Lock washers differ by design:

  • Multi-tab — effective under high vibration loads.
  • Slotted and round — used in conditions of limited space.

Key characteristics when selecting:

  • Size and diameter — selected according to the connection’s parameters.
  • Material — determines strength and corrosion resistance.
  • Property class — affects durability and locking reliability.

Conclusion

The choice between GOST and DIN depends on the requirements of the specific connection. Both standards cover a wide range of sizes and materials for lock washers.

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