TOV
Installation, Operation and Maintenance Manual
11
WKM-TOV-IOM
Recommended bolt and stud lengths for installation in ASME B16.5 flanges are provided in the Table 3
Valve
Bolt Circle
Dia. (in.)
Bolt Size
ISO Body
Size
Class
Qty.
Stud length "A"
(in.)
Cap screw
length "B" (in.)
3''
150
6
5/8-11 UNC
_
_
_
300
6.63
3/4-10 UNC
8
3.09
2.21
4''
150
7.5
5/8-11 UNC
8
2.80
2.05
300
7.88
3/4-10 UNC
8
3.13
2.26
600
8.5
7/8-9 UNC
8
4.28
3.28
6''
150
9.5
3/4-10 UNC
8
2.97
2.09
300
10.63
3/4-10 UNC
8
3.40
2.53
600
11.5
1-8 UNC
8
5.18
4.05
8''
150
11.75
3/4-10 UNC
8
3.17
2.29
300
13
7/8-9 UN
8
3.83
2.83
600
13.75
1 1/8-8
UNC
8
5.70
4.44
10''
150
14.25
7/8-9 UNC
8
3.44
2.43
300
15.25
1-8 UNC
8
4.41
3.28
600
17
1 1/4-8 UN
8
6.44
5.07
12''
150
17
7/8-9 UNC
8
3.50
2.50
300
17.75
1 1/8-8 UN
8
4.86
3.60
600
19.25
1 1/4-8 UN
8
6.44
5.07
14"
150
18.75
1-8 UNC
8
4.22
3.09
300
20.25
1 1/8-8 UN
8
5.18
3.92
600
20.75
1 3/8-8 UN
16
6.97
5.48
Table 3
ISO 5752 Flanged Body style
For ISO body style valves, the flange free holes
shall be assembled with studs whose lengths are as
specified in the standard ASME B 16.5 and threaded
holes shall be assembled with the bolts and studs whose
lengths are as recommended in table 3.
Threaded hole
Quantity
specified in
Table 3.
