Cameron WKM MB - Disk and Pipe Clearance

10
TC-003001-10/ Rev 2
Lug Body
Capscrews
B
Wafer Body
Studs and
Hex Nuts
A
Figure 13
Figure 14
DISK AND PIPE CLEARANCE
Before beginning installation, note the required minimum pipe I.D. for proper disc/pipe clearance. Pipes smaller
than those shown in Table 7 will require a bevel to prevent the disc edge from scraping on the pipe I.D. and
causing damage to the sealing surface (Figure 15).
Valve
Size
(in.)
Bolt
Circle
Dia. (in.)
Bolt
Size
Wafer Body Lug Body
Qty.
Stud
Length 'A'
Capscrew
Length 'B'
Qty.
Capscrew
Length 'B'
2 1/2" - 150 5 1/2 5/8-11 UNC 4 5.25 - 8 1.75
2 1/2" - 300 5 7/8 3/4-10 UNC 8 5.75 - 16 1.75
3" - 150 6 5/8-11 UNC 4 5.50 - 8 1.75
3" - 300 6 5/8 3/4-10 UNC 8 6.25 - 16 2.00
3" - 600 6 5/8 3/4-10 UNC 8 6.75 - 16 2.25
4" - 150 7 1/2 5/8-11 UNC 8 5.75 - 16 2.00
4" - 300 7 7/8 3/4-10 UNC 8 6.50 - 16 2.25
5" - 150 8 1/2 3/4-10 UNC 8 6.00 - 16 2.00
5" - 300 9 1/4 3/4-10 UNC 8 7.00 - 16 2.25
6" - 150 9 1/2 3/4-10 UNC 8 6.25 - 16 2.00
6" - 300 10 5/8 3/4-10 UNC 12 7.25 - 24 2.50
8" - 150 11 3/4 3/4-10 UNC 8 6.75 - 16 2.25
8" - 300 13 7/8-9 UNC 12 8.25 - 24 3.00
10" - 150 14 1/4 7/8-9 UNC 12 7.25 - 24 2.50
10" - 300 15 1/4 1-8 UNC 16 9.50 - 32 3.25
12" - 150 17 7/8-9 UNC 12 7.75 - 24 2.75
12" - 300 17 3/4 1 1/8-8 UN 16 10.50 - 32 3.75
14" - 150 18 3/4 1-8 UNC 12 9.00 - 24 3.00
14" - 300 20 1/4 1 1/8-8 UN 16 (8) 12.00 (3.70) 40 3.75
16" - 150 21 1/4 1-8 UNC 16 9.50 - 32 3.00
16" - 300 22 1/2 1 1/4-8 UN 16 (8) 13.00 (3.75) 32 (8) 4.00 (3.75)
18" - 150 22 3/4 1 1/8-8 UN 16 10.50 - 32 3.50
18" - 300 24 3/4 1 1/4-8 UN 20 (8) 14.00 (3.75) 40 (8) 4.00 (3.75)
20" - 150 25 1 1/8-8 UN 20 11.50 - 40 3.75
20" - 300 27 1 1/4-8 UN 20 (8) 14.50 (4.00) 48 4.00
24" - 150 29 1/2 1 1/4-8 UN 20 13.00 - 40 4.50
24" - 300 32 1 1/2-8 UN 20 (8) 16.50 (4.50) 40 (8) 5.00 (4.50)
36" - 150 42 3/4 1 1/2-8 UN - - - 56 (8) 5.50 (5.25)
Table 6