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 TM 55-1905-220-14-7
3-171.2. CONNECTING ROD - MAINTENANCE INSTRUCTIONS (Cont).
LOCATION
ITEM
ACTION
REMARKS
INSPECTION (Cont)
c. Since it is subjected to
downward loading only,
free movement of the
piston pin is desired
to secure perfect align-
ment and uniform wear.
Therefore, the piston
pin is assembled with a
full floating fit in the
connecting rod and pis-
ton bushings with rela-
tively large clearances.
Worn piston pin clear-
ances up to .010 inch
(.025 cm) are satis-
factory.
3-2904
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