Mitsuba

STANDARD WHEN NEW

Mica Depth 0.4 - 0.5 mm (0.016 - 0.020 in)
Commutator Runout 0 - 0.02 mm (0 - 0.001 in)
Commutator O.D. 28.0 - 28.1 mm (1.102 - 1.106 in)
Brush Length 15.8 - 16.2 mm (0.62 - 0.64 in)
Brush Spring Tension 16 - 18 Nm (3.5 - 4.0 lbs)

SERVICE LIMIT

Mica Depth 0.15 mm (0.006 in)
Commutator Runout 0.05 mm (0.002in)
Commutator O.D. 27.5 mm (1.08 in)
Brush Length 10.0 mm (0.39 in)
Brush Spring Tension 16 - 18 Nm (3.5 - 4.0 lbs)