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Locking disc spring washer, shape M A4 stainless steel, plain
Locking disc spring washer, shape M A4 stainless steel, plain - 1
Locking disc spring washer, shape M A4 stainless steel, plain - 2

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Locking disc spring washer, shape M A4 stainless steel, plain

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  • Type M (medium): up to and including screw connections of strength class 8.8 with normal head contact

  • Protection type: Screw retainer

  • A4 stainless steel material number 1.4401

  • Friction locking thanks to spring force

  • Mechanical interlock thanks to specific surface stamping

  • Protects the counter surface from damage (washer does not turn during installation)

  • Minimal tightening torque distribution