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 TM 55-1905-220-14-5
3-58.
ELECTRIC POWER GENERATION AND DISTRIBUTION (Cont).
ENGINE BLOCK AND CYLINDER HEAD
SPECIAL PIPE PLUG TORQUE SPECIFICATIONS
MINIMUM
MAXIMUM
Application
Plug
Assembly
(lb ft)
(Nm)
(lb ft)
(Nm)
Oil gallery plug
3/8" Dryseal
+ Assemble
with max.
1/16" PT
thread
protrusion
from sur-
face.
Cylinder head (side)
3/8-16"
Assemble
flush to
1/16" pro-
trusion
from sur-
face.
Cylinder head
(end)
3/4" Dryseal
Flush to 1/8"
PTF-SAE
Core hole plug
(air box floor)
1 3/4"-16
150
203.4000
180
244.0800
Core hole plug
(air box floor)
2 1/2"-16
230
311.8800
270
366.1200
Oil drain plug
(Nylon washer)
18mm
25
33.9000
35
47.4600
* Apply sealing compound to plugs used without gaskets.
+ After installation, a 7/32" rod inserted in oil line must pass inner face of plug.
3-1040
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