0000 664 2411 — STIHL Collar Screw M8
Genuine STIHL OEM M8 collar (flanged) screw engineered to provide strong, reliable fastening across a wide range of STIHL outdoor power equipment. The integrated collar acts as a built-in washer, evenly distributing clamping force, reducing vibration-related loosening, and protecting mounting surfaces from damage.
This fastener is commonly used in engine mounting points, chassis and frame assemblies, handle systems, and structural support brackets, depending on the model. Manufactured to STIHL factory specifications for correct thread pitch, hardness, and strength, ensuring proper torque retention and long service life.
Will Fit:
STIHL MS 271, MS 291, MS 311, MS 391, and other compatible STIHL chainsaw models.
Features & Benefits:
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OEM STIHL quality and fit
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Integrated collar eliminates the need for a separate washer
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Helps resist vibration loosening
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Designed for high-stress applications
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Ensures proper alignment and secure mounting
For best results, always replace with genuine STIHL hardware and follow the torque specifications listed for the specific model and mounting location.

