TM 1-1500-204-23-2
Table 4-8. Torque Values for AN924 Jamnut Used on Fittings Per MS33515
Style E or S In Bulkhead Installations (In-Lb)
Size
Tube OD (in.)
Thread
Torque
(ref)
min.
max.
-2
1/8
(1.25)
5/16 - 24
35
50
-3
3/16
(1.87)
3/8 - 24
65
80
-4
1/4
(0.250)
7/16 - 20
85
105
-5
5/16
(0.312)
1/2--20
105
125
-6
3/8
(0 375)
9/16 - 18
120
150
-8
1/2
(0.500)
3/4 - 16
240
280
-10
5/8
(0 625)
7/8 - 14
320
380
-12
3/4
(0.750)
11/16--12
500
600
-16
1
(1.000)
1 5/16--12
720
880
-20
1 1/4
(1.250)
1 5/8--12
960
1200
-24
1 1/2
(1 500)
1 7/8--12
1200
1440
-32
2
(2.000)
2 1/2 - 12
1400
1500
NOTE
Fitting shall be restrained from turning when torquing to values given In table 4-6 and this table.
Figure 4-26. Straight Thread and Pipe Thread
(3) Standard fitting ends per MS33656,
MS33514 or Denature.
(4) Quick replacement of packing without
damage to the fitting or port.
(5) Standard packings used in assembly.
(6) Only one wrench required during removal
and installation of tubing.
4-24
