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Description
1143 442 1600 – STIHL Contact Spring (Genuine OEM Part)
The STIHL 1143 442 1600 is a genuine OEM contact spring designed to provide reliable electrical contact within the throttle control and ignition-related systems on compatible STIHL chainsaws. This spring ensures proper contact pressure and consistent electrical continuity, supporting dependable engine control and operation.
Manufactured to STIHL’s original equipment specifications, this contact spring is made from high-quality spring steel to maintain correct tension, durability, and long service life under vibration and repeated use. Using a genuine STIHL contact spring ensures proper fit and reliable system function.
Product Details
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Manufacturer Part Number: 1143 442 1600
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Brand: STIHL
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Part Type: Contact Spring
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System: Throttle control / Electrical contact system
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Function: Maintains electrical contact and pressure
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Material: Spring steel
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OEM Status: Genuine STIHL OEM replacement
Function
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Provides consistent electrical contact
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Maintains proper contact pressure within control systems
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Supports reliable throttle and ignition operation
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Helps prevent intermittent electrical issues
Compatible With STIHL Chainsaws
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MS 251 C-BE (Throttle control)
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MS 251 (Throttle control)
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MS 251 WoodBoss (Throttle control)
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MS 231 C-BE (Throttle control)
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MS 241 C-M (Throttle control)
How It’s Used
This contact spring installs within the throttle control or associated electrical contact assembly. It ensures continuous contact between electrical components during throttle operation.
Correct installation is essential for proper electrical function and reliable engine control.
Suggested Maintenance
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Inspect the spring for corrosion, fatigue, or loss of tension
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Ensure proper seating during control or ignition service
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Replace the spring if electrical contact becomes intermittent
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Keep contact areas clean during installation
The STIHL 1143 442 1600 Contact Spring is used in OEM-specified throttle control and electrical contact applications where reliable connectivity, durability, and consistent engine operation are essential.
