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BB7 Series Mechanical Seal DATE£º2013/7/3 10:16:06 HITS£º2205 
Characteristics:
Wave spring seal (BB7)
Multiple spring (BB74)
Double direction
Unbalanced
Operating limits
D1=12
Pressure p1=16bar
Speed v=
Temperature t=-30+220oc
Material:
Rotary face: SS316:SS304:Canbon. SiC. TC
Stationary face:Carbon .Ceramic.SiC.TC
Rubber :NBR.EPDM.VITON
Spring: SS316.
Metal Parts:SS316.
d1
d3
l3
d7
l4
d6
l1
mm
mm
mm
mm
mm
mm
mm
12
25.00
25.00
23.00
10.00
19.00
35.00
14
25.00
25.00
25.00
10.00
21.00
35.00
16
27.00
25.00
27.00
10.00
23.00
35.00
18
33.00
26.00
33.00
11.50
27.00
37.50
20
35.00
26.00
35.00
11.50
29.00
37.50
22
37.00
26.00
37.00
11.50
31.00
37.50
24
39.00
26.00
39.00
11.50
33.00
40.00
25
40.00
28.50
40.00
11.50
34.00
50.00
28
43.00
28.50
43.00
11.50
37.00
42.50
30
45.00
31.00
45.00
11.50
39.00
42.50
32
58.00
31.00
48.00
11.50
42.00
42.50
33
48.00
31.00
48.00
11.50
42.00
42.50
35
50.00
31.00
50.00
11.50
44.00
42.50
38
55.00
31.00
56.00
14.00
49.00
45.00
40
57.00
31.00
58.00
14.00
51.00
45.00
43
60.00
31.00
61.00
14.00
54.00
45.00
45
62.00
31.00
63.00
14.00
56.00
45.00
48
65.00
31.00
66.00
14.00
59.00
45.00
50
67.00
32.50
70.00
15.00
62.00
47.50
53
70.00
32.50
73.00
15.00
65.00
47.50
55
72.00
32.50
75.00
15.00
67.00
47.50
58
79.00
37.50
78.00
15.00
70.00
52.50
60
81.00
37.50
80.00
15.00
72.00
52.50
63
84.00
37.50
83.00
15.00
75.00
52.50
65
86.00
37.50
85.00
15.00
77.00
52.50
68
89.00
34.50
90.00
18.00
81.00
52.50
70
91.00
42.00
92.00
18.00
83.00
60.00
75
99.00
42.00
97.00
18.00
88.00
60.00
80
104.00
41.80
105.00
18.20
95.00
60.00
85
109.00
41.80
110.00
18.20
100.00
60.00
90
114.00
46.80
115.00
18.20
105.00
65.00
95
119.00
47.80
120.00
17.20
110.00
65.00
100
124.00
47.80
125.00
17.20
115.00
65.00
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