Description
1140 790 6101 – STIHL Screw Assembly for MS 311 & MS 391 (Genuine STIHL OEM Fastener)
The STIHL 1140 790 6101 Screw Assembly is a genuine OEM replacement fastener designed specifically for compatible STIHL MS 311 and MS 391 chainsaws. Engineered to STIHL’s exact manufacturing standards, this precision screw assembly securely fastens critical housing and component assemblies while maintaining proper alignment and structural integrity during demanding cutting applications.
Manufactured from high-strength, corrosion-resistant steel, the 1140 790 6101 Screw Assembly is built to withstand constant engine vibration, impact, and outdoor exposure. Replacing damaged, stripped, or missing screws with a genuine STIHL OEM fastener helps maintain factory safety, reliable operation, and long-term durability.
Product Details
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Part Number: 1140 790 6101
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Brand: STIHL
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Part Type: Screw Assembly
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Function: Secures housing and engine components
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Material: Heat-Treated High-Strength Steel
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Finish: Corrosion-Resistant Coating
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Installation: Direct OEM Replacement
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OEM Status: Genuine STIHL OEM Part
Key Features
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Genuine STIHL OEM screw assembly
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Precision-machined threads for a secure fit
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High-strength steel construction
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Corrosion-resistant finish
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Designed to withstand vibration and heavy-duty use
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Maintains proper component alignment
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Factory-correct replacement
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Direct installation with no modifications required
Function
The 1140 790 6101 Screw Assembly securely fastens designated chainsaw components, helping maintain proper alignment, structural stability, and safe operation. Proper fastening prevents component movement caused by engine vibration and heavy cutting loads.
Compatible STIHL Models
The STIHL 1140 790 6101 Screw Assembly is compatible with:
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STIHL MS 311
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STIHL MS 391
It may also fit additional STIHL equipment utilizing OEM part number 1140 790 6101.
Always verify your equipment model, serial number, illustrated parts diagram, and original OEM part number before ordering to ensure proper compatibility.
Who Is This For?
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Professional arborists
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Tree service companies
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Landscapers
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Firewood processors
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Small engine repair technicians
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STIHL chainsaw owners
Recommended Applications
Ideal for:
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Chainsaw repairs
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Housing assembly replacement
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Routine maintenance
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Engine service
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Equipment restoration
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Preventive maintenance
Pros
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Genuine STIHL OEM quality
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Exact factory fit and thread specification
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High-strength steel construction
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Corrosion-resistant finish
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Excellent vibration resistance
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Easy installation
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Long service life
Cons
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Compatible only with specified STIHL applications
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Always tighten according to STIHL’s recommended torque specifications to prevent thread damage
Comparison – STIHL 1140 790 6101 OEM Screw Assembly vs Aftermarket Fasteners
STIHL 1140 790 6101 Genuine OEM Screw Assembly
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Exact OEM dimensions and thread pitch
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Premium heat-treated steel
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Superior corrosion resistance
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Reliable long-term fastening performance
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Designed specifically for STIHL chainsaws
Aftermarket Fasteners
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May vary in thread accuracy and material quality
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Potential fitment issues
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Reduced corrosion resistance
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Shorter service life under heavy-duty use
Why Buy from Barry’s Power Equipment?
Barry’s Power Equipment is an authorized STIHL dealer supplying genuine OEM replacement parts trusted by professional arborists, landscapers, and outdoor power equipment technicians.
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Genuine OEM STIHL replacement parts
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Fast nationwide shipping
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Competitive pricing
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Expert technical support
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Extensive inventory for STIHL, SCAG, Toro, Exmark, Wright, Ariens, Gravely, Ferris, Kawasaki, Kohler, Honda, Briggs & Stratton, Cub Cadet, John Deere, and many other leading outdoor power equipment brands.
