Pump Seals
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Install&Used Usage Instruction
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DSM7

 Structural featrures:
Single and face
Unbalanced type
Free rotation direction
Including two structure type: Multi_spring and wavy-spring
Conforming to DIN24960

  Application scope:
Pressure: ¡Ü1.6MPa
Temperature: -20~200¡æ
Linear speed: ¡Ü20m/s
Application: Clean water pumps, sewage pumps, chemical pumps and the like are applicable for transporting clear water, oil and other slightly corrosive liquids.

Model
d
D3
D6
D7
D8
L
L1
L7
L8
DSM7-20
20
35
29
35
3
37.5
26
9
19
DSM7-22
22
37
31
37
3
37.5
26
9
19
DSM7-25
25
40
34
40
3
40
28.5
9
19
DSM7-28
28
43
37
43
3
42.5
31
9
19
DSM7-30
30
45
39
45
3
42.5
31
9
19
DSM7-33
33
48
42
48
3
42.5
31
9
19
DSM7-35
35
50
44
50
3
42.5
31
9
19
DSM7-38
38
55
49
56
4
45
31
9
21.5
DSM7-40
40
57
51
58
4
45
31
9
21.5
DSM7-43
43
60
54
61
4
45
31
9
21.5
DSM7-45
45
62
56
63
4
45
31
9
21.5
DSM7-48
48
65
59
66
4
45
31
9
21.5
DSM7-50
50
67
62
70
4
47.5
32.5
9
22.5
DSM7-55
55
72
67
75
4
47.5
32.5
9
22.5
DSM7-60
60
81
72
80
4
52.5
37.5
9
22.5
DSM7-65
65
86
77
85
4
52.5
37.5
9
22.5
DSM7-70
70
91
83
92
4
60
42
9
25.5
DSM7-75
75
99
88
97
4
60
42
9
25.5
DSM7-80
80
104
95
105
4
60
41.8
9
25.7
DSM7-85
85
109
100
110
4
60
41.8
9
25.7
DSM7-90
90
114
105
115
4
60
46.8
9
25.7
DSM7-95
95
119
110
120
4
60
47.8
9
24.7
DSM7-100
100
124
115
125
4
60
47.8
9
24.7

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