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- 9212 421 0700 Lock Nut M5 STIHL (Genuine OEM Part)
Description
9212 421 0700 Lock Nut M5 STIHL (Genuine OEM Part)
Overview
The STIHL 9212 421 0700 Lock Nut M5 is a genuine OEM fastening component designed to provide secure, vibration-resistant fastening in STIHL outdoor power equipment. Engineered to STIHL’s exact specifications, this lock nut features a locking mechanism that helps prevent loosening during operation, especially in high-vibration environments such as blowers and sprayers.
Commonly used in fan housing assemblies, this M5 lock nut plays a critical role in maintaining structural integrity and ensuring safe, reliable equipment performance. Manufactured from durable, corrosion-resistant steel, it delivers long-lasting strength and dependable holding power.
Product Details
Part Number: 9212 421 0700
Brand: STIHL
Type: Lock Nut
Size: M5
OEM: Genuine STIHL
Material: High-strength steel with locking feature
Condition: New
Function
• Provides secure fastening with anti-loosening design
• Maintains tight connection under vibration
• Prevents components from shifting or detaching
• Supports safe and stable equipment operation
• Ensures long-term reliability in demanding conditions
Compatibility
Used in STIHL equipment including:
BR Series Blowers:
BR 320, BR 320 L, BR 340, BR 380, BR 400, BR 420, BR 420 C
SR Series Sprayers:
SR 400, SR 420
Common application:
• Fan housing assemblies
(Fits multiple models and configurations. Always verify your specific model for proper fitment.)
How It’s Used
This lock nut is used to secure components in high-vibration areas such as fan housings. Its locking design ensures that the nut remains tight during operation, reducing the risk of loosening and maintaining structural stability.
Maintenance Tips
• Inspect for wear or loss of locking ability
• Replace if threads are damaged or loosen easily
• Do not reuse if locking feature is worn out
• Tighten to proper torque specifications
• Use genuine STIHL OEM hardware for best performance
