Hyundai HX145LCR Manual page 469

2) PIPE AND HOSE (FLARE TYPE)
Thread size (PF)
1/4"
3/8"
1/2"
3/4"
1"
1-1/4"
3) PIPE AND HOSE (ORFS TYPE)
Thread size (UNF)
9/16-18
11/16-16
13/16-16
1-3/16-12
1-7/16-12
1-11/16-12
4) FITTING
Thread size
1/4"
3/8"
1/2"
3/4"
1"
1-1/4"
Width across flat (mm)
19
22
27
36
41
50
Width across flat (mm)
19
22
27
36
41
50
Width across flat (mm)
19
22
27
36
41
50
8-6
kgf m
4
5
9.5
18
21
35
kgf m
4
5
9.5
18
21
35
kgf m
4
5
9.5
18
21
35
lbf ft
28.9
36.2
68.7
130
152
253
lbf ft
28.9
36.2
68.7
130
152
253
lbf ft
28.9
36.2
68.7
130
152
253