TM 11-7440-293-14
4-29. INSTALLING PIPE NIPPLE.
This task covers:
Installation
INITIAL SETUP
Personnel Required
Tools
One mechanic
Pliers
Equipment Condition
Materials/Parts
Pipe nipple hole predrilled.
1 1/2-inch pipe nipple
Aluminum washer (2 required)
1 1/2-inch conduit locknut (2 required)
Silicone sealant
1 1/2-inch insulator bushing (2 required)
ACTION
REMARKS
ITEM
LOCATION
NOTE
Make sure the pipe nipple does not stick outside of forward
wall more than 1 inch.
1. Lower forward wall
Put pipe nipple into mounting hole.
Pipe nipple (1)
Apply.
Silicone
2. Around pipe nipple
sealant (2)
Install, handtighten.
Aluminum washer
3. Inside of vehicle
on pipe nipple
(3) and conduit
locknut (4)
Install,
handtighten.
4. Outside of vehicle
Aluminum washer
on pipe nipple
(5) and conduit
locknut (6)
Using pliers, tighten.
Conduit locknut
5. Outside and inside
of vehicle on
(6) and conduit
locknut (4)
pipe nipple
Install.
Insulator bushing
6.
(7), insulator
bushing (8)
4-54
