Table of Contents
Advertisement
CLARKSON KNIFE GATE VALVE MODEL ZP3OO
INSTALLATION AND MAINTENANCE INSTRUCTIONS
FIGURE 17
Installation of Packing Gland (ZP300-28 shown)
PACKING SIZES
Valve size
No. of
NPS
rows
Port dia.
3
4
2.75
-
3.00
4
4
3.63
-
4.00
6
4
5.38
5.76
6.00
8
4
7.25
7.63
8.00
10
4
9.00
-
10.00
12
4
10.75
11.75
12.00
14
4
11.88
13.00
13.25
16
4
13.75
15.00
15.25
18
4
15.25
-
17.00
20
4
17.13
18.50
19.00
24
4
21.00
22.75
23.00
26
4
23.00
24.50
25.00
28
4
25.00
26.50
27.00
30
4
27.00
28.50
29.00
32
4
29.00
-
31.00
36
4
33.00
34.50
35.00
42
4
38.50
-
40.00
48
4
44.50
-
46.00
FIGURE 18
Stacking of Belleville Washers (ZP300-20 shown)
Width piece
Packing length
Packing size
(in)
⅜
-
⅜
-
⅜
4.125
⅜
5.250
⅜
-
⅜
5.380
½
7.380
½
7.500
½
7.630
½
-
½
9.380
½
9.630
½
11.130
½
-
½
11.630
⅝
13.500
⅝
14.000
⅝
14.130
⅝
15.000
⅝
15.500
⅝
15.630
⅝
17.000
⅝
17.630
⅝
17.750
⅝
18.750
⅝
-
⅝
19.380
¾
20.630
¾
21.250
¾
21.380
¾
25.130
¾
26.000
¾
26.130
¾
27.000
¾
27.630
¾
28.000
¾
-
¾
30.000
¾
30.130
1
32.000
1
32.500
1
32.750
1
34.500
1
-
1
35.380
1
38.500
1
39.000
1
39.375
1
44.500
1
-
1
45.000
1
50.000
1
-
1
51.000
Length per piece
Packing size
Qty
-
-
-
-
½
8
0.66
½
8
0.79
-
-
⅜
16
0.79
⅝
8
1.05
½
16
1.05
½
16
1.05
-
-
⅝
8
1.18
½
16
1.18
⅝
8
1.31
-
-
½
16
1.31
⅝
16
1.58
⅝
16
1.58
⅝
16
1.58
⅝
24
1.71
¾
8
1.71
⅝
16
1.71
⅝
24
1.84
¾
8
1.84
⅝
16
1.84
⅝
16
1.97
-
-
⅝
16
1.97
¾
24
2.23
¾
16
2.23
¾
8
2.23
¾
16
2.63
¾
8
2.63
¾
16
2.63
¾
16
2.78
¾
16
2.78
¾
8
2.78
-
-
¾
24
3.00
¾
8
3.00
1
8
3.22
1
16
3.22
¾
24
3.22
1
24
3.41
-
-
1
8
3.41
3x1
24
3.68
1
16
3.68
1
8
3.68
1
8
4.07
-
-
1
8
4.07
1
8
4.59
-
-
1
8
4.59
End piece
Additional packing
(in)
size
-
-
-
-
-
⅜
-
-
-
½
-
-
-
-
½
-
½
-
-
-
½
-
-
-
⅝
-
-
⅝
-
¾
-
-
-
-
-
⅝
⅝
⅝
½
⅝
⅝
⅝
-
-
-
⅝
¾
-
-
-
-
-
¾
-
⅝
¾
¾
-
-
¾
¾
-
-
¾
Length per piece
Qty
(in)
-
-
-
-
-
-
8
0.79
-
-
-
-
-
1.05
8
-
-
-
-
-
8
1.18
-
-
8
1.31
-
-
-
-
8
1.58
-
-
-
-
-
-
8
1.71
-
-
-
-
8
1.84
-
-
8
1.97
-
-
-
-
-
-
-
-
8
2.31
16
2.63
16
2.63
8
2.63
16
2.76
8
2.76
16
2.76
-
-
-
-
16
2.95
24
2.95
-
-
-
-
-
-
-
-
16
3.41
-
-
8
3.68
16
3.68
32
4.07
-
-
24
4.07
32
4.59
-
-
24
4.59
7
Advertisement
Table of Contents
