TM 5-3895-379-23-2
0284
GENERAL TORQUE VALUES - Continued
O-Ring Face Seal Fittings With Metric Hex Nut and Stud End For Standard Pressure Service
Recommendations - Continued
11.
Table 17 lists the O-Ring Straight, Adjustable, and External Hex Plug with Metric Stud End Torque Values.
Table 17.
O-Ring Straight, Adjustable, and External Hex Plug with Metric Stud End Torque Values.
Aluminum or
Straight Hex Size
Adjustable Nut
Steel or Gray Iron
a
Brass Torque lb-ft
Thread Size (mm)
b (mm)
Hex Size (mm)
Torque lb-ft (Nm)
(Nm)
M8 x 1
12
12
6 (8)
4 (5)
M10 x 1
14
14
11 (15)
7 (10)
M12 x 1.5
17
17
18 (25)
12 (17)
M14 x 1.5
19
19
30 (40)
20 (27)
M16 x 1.5
22
22
33 (45)
22 (30)
M18 x 1.5
24
24
37 (50)
25 (33)
M22 x 1.5
27
27
51 (69)
34 (46)
M27 x 2
32
32
74 (100)
49 (67)
M30 x 2
36
36
96 (130)
64 (87)
M33 x 2
41
41
118 (160)
79 (107)
M38 x 2
46
46
130 (176)
87 (117)
M42 x 2
50
50
155 (210)
103 (140)
M48 x 2
55
55
192 (260)
128 (173)
M60 x 2
65
65
232 (315)
155 (210)
a
Stud end threads identified as metric by and identification groove in the hex nut next to the O-ring.
b
Straight hex size applies to fittings only and may not be the same as the corresponding plug of the same
thread size.
O-Ring straight, adjustable, and external hex plug and metric stud end for standard pressure, below
4,000[Undefined Entity: nbsp]psi (27,600 kPa) (275.8 bar), torque values. Tolerance is +15 -20%, unless
otherwise specified.
03/15/2011Rel(1.8)root(torquewp)wpno(M00222)