Mercury 40 Operator's Manual page 60

a - Propeller nut
b - Propeller nut retainer
c - Thrust hub
NOTE: Stainless Steel Applications ‑ Installation of a Flo‑Torq III drive hup propeller is recommended.
9. Flo‑Torq III Drive Hub Propellers ‑ Install forward thrust hub, replaceable drive sleeve, propeller, thrust hub,
propeller nut retainer and propeller nut onto the shaft.
a
a - Propeller nut
b - Propeller nut retainer
c - Rear thrust hub
10. Place a block of wood between gearcase and propeller and torque propeller nut to specifications.
Description
Propeller nut
11. Secure propeller nut by bending three of the tabs into the thrust hub grooves.
MAINTENANCE
c
b
a
b c
e
f
d
d - Propeller
e - Replaceable drive sleeve
f - Forward thrust hub
e f
d
d - Propeller
e - Replaceable drive sleeve
f - Forward thrust hub
Nm lb. in.
75
ob00422
54
ob00421
3223
lb. ft.
55