Acer Dynamic 1722S Operation Manual page 49

HEADSTOCK ASSMBLY (Spindle Bore：78mm or 3")
Oil-seal，P18xP1.0x14L
128
Screw，M6xP1.0x14L
129
Lenz-oil，φ29
130
Spring pin，φ5x32L
131
Spring pin，φ5x26L
Snap ring，S12
132
Snap ring，S10
133
Set screw，M10x1.5x20L
134
Hexagon socket screw，
135
M10xP1.5x95L
Hexagon socket screw，
136
M6xP1.0x40L
Square key，6x6x70L
137
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