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Description
9331 630 0120 – STIHL Spring Washer (Genuine OEM Part)
The STIHL 9331 630 0120 is a genuine OEM spring washer designed to maintain consistent fastener tension and help prevent loosening caused by engine vibration in STIHL outdoor power equipment. This precision-engineered locking washer provides additional fastening security in high-vibration applications commonly found in chainsaws, trimmers, blowers, and other professional-grade STIHL equipment.
Manufactured to STIHL’s strict OEM specifications, the 9331 630 0120 spring washer delivers dependable clamping force retention, improved assembly stability, and long-lasting durability in demanding residential, commercial, and forestry environments.
Key Details:
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Manufacturer: STIHL
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Part Number: 9331 630 0120
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Part Type: Spring Washer / Lock Washer
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Material: Hardened spring steel
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Finish: Corrosion-resistant coating
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Function: Maintains fastener tension and resists loosening
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Installation: Direct OEM replacement hardware component
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Condition: Genuine STIHL OEM part
Function & Performance:
The STIHL 9331 630 0120 spring washer is designed to:
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Maintain secure fastener pressure during operation
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Reduce loosening caused by engine vibration
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Improve fastening reliability in high-load applications
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Support safe equipment assembly
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Protect critical components from movement and shifting
Its spring tension design helps maintain consistent clamping force under changing operating conditions.
Compatibility:
The STIHL 9331 630 0120 spring washer is used across a wide range of STIHL outdoor power equipment, including selected:
Chainsaws:
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STIHL MS Series chainsaws
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STIHL MSA battery chainsaws
Trimmers & Brushcutters:
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STIHL FS Series
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STIHL FSA battery trimmers
Blowers & Power Equipment:
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STIHL BR backpack blowers
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STIHL BG handheld blowers
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STIHL KombiSystem equipment
Additional STIHL Equipment:
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Hedge trimmers
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Pole pruners
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Cut-off machines
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Professional forestry equipment
Compatibility may vary depending on model, serial number, and production year.
Features & Benefits:
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Genuine STIHL OEM fastening hardware
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Spring tension design improves fastener retention
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Durable hardened spring steel construction
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Corrosion-resistant coating for extended service life
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Helps reduce vibration-related hardware loosening
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Designed for demanding commercial environments
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Precision-manufactured for STIHL equipment assemblies
Who Is This For?
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STIHL equipment owners
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Professional landscapers
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Arborists and forestry professionals
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Outdoor power equipment repair technicians
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Commercial maintenance departments
Ideal Property & Work Size:
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Residential property maintenance
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Commercial landscaping operations
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Forestry and tree service work
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Professional outdoor equipment servicing
Pros:
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Genuine STIHL OEM quality
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Helps maintain secure fastener tension
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Durable vibration-resistant design
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Corrosion-resistant construction
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Reliable long-term fastening performance
Cons:
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Small hardware component requires proper installation
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Compatibility should be verified before ordering
Comparison vs Generic Lock Washers:
Compared to generic aftermarket lock washers, the STIHL 9331 630 0120 provides OEM-grade spring tension accuracy, improved durability, and dependable compatibility with STIHL fastening systems. Genuine STIHL hardware helps maintain factory assembly integrity and equipment reliability.
Why Buy From Barry’s?
Barry’s supplies genuine OEM STIHL replacement parts trusted by professional landscapers, arborists, repair technicians, and outdoor power equipment owners. Every component is selected for precise fitment, durability, and dependable long-term performance in demanding working environments.
