TM 5-5420-280-23&P
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TORQUE LIMITS (Contd)
TUBING APPLICATION TIGHTENING ASSEMBLY INSTRUCTIONS
Slide tubing over barbed insert until it bottoms on
MINI-BARB
fitting.
1. Slide nut and then sleeve on tubing.
KNURL-ON
2. Slide I.D. of tubing onto fitting insert until it
bottoms.
3. Assemble nut to fitting body.
4. Tighten assembly finger tight to cover body
threads.
1. Slide nut and then sleeve on tubing.
SELF-ALIGN-PTF
2. Slide I.D. of tubing onto fitting insert until it
bottoms.
3. Assemble nut to fitting body.
4. Finger tighten nut. From that point, tighten
with a wrench two complete turns.
1. Cut tubing to desired length. Ensure ends are
NYLON TUBING
cut reasonably square.
FOR AIRBRAKE
2. Slide tubing into the preassembled fitting and
A
push until tube bottoms.
3. Tighten nut as indicated in chart. Another
check on proper assembly is dimension A,
when nut is fully tightened.
DISASSEMBLY -- Remove nut and pull tubing
out of fitting body. Insert will remain on tubing.
REASSEMBLY -- Push tubing and insert into
A
fitting body until it bottoms. Thread nut onto
TUBE O.D. TIGHTEN NUT TO:
GAP
fitting body and tighten as in step 3.
DIMENSION
85 - 115 lb-in. (9.6 - 13.0 Nm) .085/.105
1/4
3/8
12 - 17 lb-ft (16.3 - 23.1 Nm) .125/.145
1/2
25 - 33 lb-ft (33.9 - 44.7 Nm) .100/.120
5/8
26 - 35 lb-ft (35.3 - 47.5 Nm) .115/.135
3/4
38 - 50 lb-ft (51.5 - 67.8 Nm) .180/.200
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