MS 440
Light yet powerful professional saw
General
Well-equipped for extreme loads. Highly suitable for thinning medium density stands. Good for harvesting big timber. Available in guide bar lengths 16"/40cm to 25"/63cm. Also available as model MS 440W with warm handle, see your local authorised STIHL dealer for details.
Versions
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MS 440, Bar length 40 cm
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MS 440, Bar length 45cm
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MS 440, Bar length 50cm
Deviations from the product range and information provided here are possible, depending on the country. STIHL reserves the right to make changes to technical specifications and equipment.
Technical specifications

Technical specifications
Technical specifications | Values |
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Displacement | 70,7 cm³ |
Power output | 4/5,4 kW/bhp |
Weight 1) | 6,3 kg |
Power-to-weight ratio | 1,6 kg/kW |
Sound pressure level 2) | 101 dB(A) |
Sound power level 3) | 112 dB(A) |
Vibration level left/right 4) | 4,2/4,5 m/s² |
Saw chain pitch | 3/8" |
STIHL Oilomatic saw chain type | Rapid Super (RS) |
1) Without fuel, without bar and chain
2) K-factor according to DIR 2006/42/EC = 2.5 (dB (A))
3) K-factor according to DIR 2006/42/EC = 2.5 dB (A)
4) K-factor according to DIR 2006/42/EC = 2m / s ²
Deviations from the product range and information provided here are possible, depending on the country. STIHL reserves the right to make changes to technical specifications and equipment.
Features

Standard equipment
Deviations from the product range and information provided here are possible, depending on the country. STIHL reserves the right to make changes to technical specifications and equipment.
Accessories

Accessories
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Combination socket tool
For tensioning the chain and changing the chain, bar and spark plug. Width across flats: 19 (for MS 261 up), 19-13 (for MS 271, MS, 291, MS 311, MS 391), 19–16 (for MS 170, MS 171, MS 180, MS 181, MS 193 C, MS 211, MS 231, MS 241, MS 251), 16 and 13 ( for MS 150, MS 201, MS 201 T).
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Multi-function tool
Practical, multi-function quality tool in a sturdy plastic case. 3.5 mm flat-blade screwdriver for carburettor adjustment and cleaning grooves, Torx® TX 27 screwdriver, nylon pouch with belt loop. Width across flats 19-13 for MS 271, MS 291, MS 311 and MS 391, width across flats 19-16 for MS 170, MS 171, MS 180, MS 181, MS 193 C, MS 211, MS 231, MS 241 and MS 251.
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Deviations from the product range and information provided here are possible, depending on the country. STIHL reserves the right to make changes to technical specifications and equipment.