TS 410, TS 420
English
47
Abrasive wheels (TS 420)
Contact your STIHL dealer for 
information regarding special 
accessories that may be available for 
your product.
Users of this unit should carry out only 
the maintenance operations described 
in this manual. STIHL recommends that 
other repair work be performed only by 
authorized STIHL servicing dealers.
Warranty claims following repairs can be 
accepted only if the repair has been 
performed by an authorized STIHL 
servicing dealer using original STIHL 
replacement parts.
Original STIHL parts can be identified by 
the STIHL part number, the { 
logo and, in some cases, by the STIHL 
parts symbol K. The symbol may 
appear alone on small parts.
Composite resin abrasive wheels
Minimum outside diameter of 
front thrust washer:
4.06 in. 
(103 mm)
Max. depth of cut: 3.9 in. 
(100 mm)
Diamond abrasive wheels
Minimum outside diameter of 
front thrust washer:
4.06 in. 
(103 mm)
Max. depth of cut: 3.9 in. 
(100 mm)
Outside diameter: 14 in. 
(350 mm)
Bore diameter/spindle 
diameter:
0.787 in. 
(20 mm)
Tightening torque: 22 lbf ft 
(30 Nm)
Composite resin abrasive wheels
Minimum outside diameter of 
front thrust washer:
4.06 in. 
(103 mm)
Max. depth of cut: 4.9 in. 
(125 mm)
Diamond abrasive wheels
Minimum outside diameter of 
front thrust washer:
4.06 in. 
(103 mm)
Max. depth of cut: 4.9 in. 
(125 mm)
Special Accessories Maintenance and Repairs