104a型机械密封的主要尺寸 (mm)
1—防转销 2—静止环密封圈 3—静止环 4—旋转环 5—旋转环密封圈 6—密封垫圈 7—推环 8—弹簧 9—传动垫
规 格
|
d
|
D
|
D1
|
D2
|
L
|
L1
|
L2
|
L3
|
L4
|
16
|
16
|
34
|
26
|
33
|
39.5
|
24.5
|
8
|
36
|
3.5
|
18
|
18
|
36
|
28
|
35
|
40.5
|
25.5
|
9
|
37
|
3.5
|
20
|
20
|
38
|
30
|
37
|
41.5
|
26.5
|
10
|
38
|
3.5
|
22
|
22
|
40
|
32
|
39
|
43.5
|
28.5
|
12
|
40
|
3.5
|
25
|
25
|
43
|
35
|
42
|
43.5
|
28.5
|
12
|
40
|
3.5
|
28
|
28
|
46
|
38
|
45
|
46.5
|
31.5
|
15
|
43
|
3.5
|
30
|
30
|
50
|
40
|
52
|
53
|
35
|
15
|
48
|
6
|
35
|
35
|
55
|
45
|
57
|
55
|
37
|
17
|
50
|
6
|
40
|
40
|
60
|
50
|
62
|
53
|
40
|
20
|
53
|
6
|
45
|
45
|
65
|
55
|
67
|
63
|
45
|
25
|
58
|
6
|
50
|
50
|
70
|
60
|
72
|
68
|
48
|
28
|
63
|
6
|
55
|
55
|
75
|
65
|
77
|
70
|
50
|
30
|
65
|
6
|
60
|
60
|
80
|
70
|
82
|
70
|
50
|
30
|
65
|
6
|
65
|
65
|
90
|
78
|
92
|
78
|
55
|
35
|
72
|
8
|
70
|
70
|
95
|
83
|
97
|
80
|
57
|
37
|
74
|
8
|
75
|
75
|
100
|
88
|
102
|
80
|
57
|
37
|
74
|
8
|
80
|
80
|
105
|
93
|
107
|
87
|
62
|
42
|
81
|
8
|
85
|
85
|
110
|
98
|
112
|
87
|
62
|
42
|
81
|
8
|
90
|
90
|
115
|
103
|
117
|
88
|
63
|
43
|
82
|
8
|
95
|
95
|
120
|
108
|
122
|
88
|
63
|
43
|
82
|
8
|
100
|
100
|
125
|
113
|
127
|
88
|
63
|
43
|
82
|
8
|
注:104a型机械密封即原GX型机械密封。