TM 5-3805-291-23-2
TORQUE LIMITS - CONTINUED
0234 00
AIR CONDITIONING FITTINGS
(1) O-RING SEAL
(2) 45 DEGREE FLARE FITTING
427-C2078
Table 17. Air Conditioning Fittings.
O-Ring Fitting End
45 Degree Flare Fitting End
Thread Size
Torque for
Torque for
(In.)
Torque
Steel Tubes
Aluminum Tubes
5/8 - 18
10 3 lb-ft
22 2 lb-ft
17 2 lb-ft
(14 4 Nm)
(30 3 Nm)
(23 3 Nm)
3/4 - 16
20 3 lb-ft
38 4 lb-ft
24 4 lb-ft
(27 4 Nm)
(52 5 Nm)
(33 5 Nm)
7/8 - 14
30 3 lb-ft
44 5 lb-ft
28 3 lb-ft
1 - 14
(41 4 Nm)
(60 7 Nm)
(38 4 Nm)
1 1/16 - 14
33 4 lb-ft
55 6 lb-ft
37 4 lb-ft
(45 5 Nm)
(75 8 Nm)
(50 5 Nm)
0234 00-18