445 II 445e II 450 II 450e II
Saw chain speed at
133% of maximum
engine power speed,
m/s
23.1 23.1 23.1 23.1
Accessories
Recommended cutting equipment
Chainsaw models Husqvarna 445 II, 445e II, 450 II,
450e II have been evaluated for safety according to EN
ISO 11681-1:2011 (Machinery for forestry - Portable
chainsaw safety requirements and testing) and fulfill the
safety requirements when equipped with the below listed
guide bar and saw chain combinations.
Kickback and guide bar nose radius
For sprocket nose bars the nose radius is specified by
the number of teeth, such as 10T. For solid guide bars
the nose radius is specified by the dimension of the
nose radius. For a given guide bar length, you can use a
guide bar with smaller nose radius than given.
Guide bar Saw chain
Length, in Pitch, in Gauge, mm Max. nose ra-
dius
Type Length, drive
links (no.)
Low kickback
13 0.325 1.3 10T Husqvarna
SP33G
Husqvarna
H30
56 Yes
15 64
16 66
18 72
20 80
13 0.325 1.5 10T Husqvarna
H25
56 Yes
15 64
16 66
18 72
20 12T 80
Pixel
Pixel is a guide bar and saw chain combination that is
more light weight and designated to offer more energy
efficient use by cutting narrow cuts. Both guide bar and
saw chain need to be Pixel to get these benefits. Pixel
cutting equipment is marked with this symbol.
(Fig. 139)
Filing equipment and filing angles
Using Husqvarna file gauge will give you the correct
filing angles. We recommend you to always use a
Husqvarna file gauge to restore the sharpness of the
saw chain. The part numbers are given in the table
below.
If you are not sure of how to identify what saw chain you
have on your chainsaw, please visit
www.husqvarna.com for more information.
1286 - 002 - 03.06.2020 39
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