INTRODUCTION
Lock nut or O-ring boss end fitting
Tube outside diameter
Nominal SAE
dash size
mm
Inch
Thread Size
Nm
lb in/lb ft
-4
6.4 mm
1/4 in
7/16-20 in
23 – 27 Nm
204 – 240 lb in
-6
9.5 mm
3/8 in
9/16-18 in
34 – 41 Nm
300 – 360 lb in
-8
12.7 mm
1/2 in
3/4-16 in
61 – 68 Nm
540 – 600 lb in
-10
15.9 mm
5/8 in
7/8-14 in
81 – 88 Nm
60 – 65 lb ft
-12
19.0 mm
3/4 in
1-1/16-12 in
115 – 122 Nm
85 – 90 lb ft
-14
22.2 mm
7/8 in
1-13/16-12 in
129 – 136 Nm
95 – 100 lb ft
-16
25.41 mm
1.0 in
1-5/16-12 in
156 – 169 Nm
115 – 125 lb ft
-20
31.8 mm
1-1/4 in
1`-5/6-12 in
201 – 217 Nm
150 – 160 lb ft
-24
38.1 mm
1-1/2 in
1-7/8-12 in
258 – 271 Nm
190 – 200 lb ft
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