Hartzell HC-B3-2 Series Owner's Manual And Logbook page 115

(3) Install the specified O-ring on the engine flange. Refer to
Table 3-1.
(4) Align mounting and dowel pin holes in the propeller hub
flange with the mounting holes and dowel pins in the
engine flange.
CAUTION:
(5) Slide the propeller flange onto the engine flange.
CAUTION:
(6) Apply MIL-PRF-83483 anti-seize compound to the
threaded surfaces of the specified mounting bolts. Refer
to Table 3-1 for appropriate mounting hardware.
(a) If the propeller is removed between overhaul
intervals, mounting bolts and washers may be
reused if they are not damaged or corroded.
Without
chamfer
With
chamfer
INSTALLATION AND REMOVAL
Propeller Owner's Manual
MAKE SURE THAT COMPLETE AND TRUE
SURFACE CONTACT IS ESTABLISHED
BETWEEN THE PROPELLER HUB
FLANGE AND THE ENGINE FLANGE.
NEW PROPELLER MOUNTING BOLTS
MUST BE USED WHEN INITIALLY
INSTALLING A NEW OR OVERHAULED
PROPELLER.
Chamfer of washer must
face bolt head at installation.
Washers without chamfer must
be installed with rolled edges
toward bolt head.
NOTE:
Mounting Bolt and Washer
Figure 3-3
139
Size of chamfer can vary
from washer to washer.
61-00-39
Page 3-15
Rev. 17 Apr/20