Mechanical seal TBBC replace John Crane BC Stationary Seat
Mechanical seal TBBC replace John Crane BC Stationary Seat
Model
TBBC

Item specifics

Type
O-ring mounted seat
Material
CER,SIC,TC

Review

Description

TBBC Stationary Seat
Replacement to:
John Crane BC

Type:
O-ring mounted seat

Materials:
CER, SIC,TC
Product details
SIZE
Size/
Metric
d
D
D4
D6
D7
L4
L8
E
Undal
Seal
Bal.
Seal
Undal
Seal
Bal.
Seal
14
14
30
38
26
34
21
25
12.0
12.8
4
16
16
32
40
28
36
23
27
12.0
12.8
4
18
18
38
42
34
38
27
33
13.5
14.5
4
20
20
40
43
36
40
29
35
13.5
14.5
4
22
22
42
46
38
42
31
37
13.5
14.5
4
24
24
43
48
40
44
33
39
13.3
14.3
4
25
25
46
50
41
46
34
40
13.0
14.0
4
28
28
48
53
44
49
37
43
12.5
13.5
4
30
30
50
60
46
51
39
45
12.0
13.0
4
32
32
53
62
48
58
42
48
12.0
13.0
4
33
33
53
62
49
58
42
48
12.0
13.0
4
35
35
60
65
51
60
44
50
12.0
13.0
4
38
38
62
67
58
63
49
56
13.0
14.0
6
40
40
65
70
60
65
51
58
13.0
14.0
6
43
43
67
72
63
68
54
61
13.0
14.0
6
45
45
70
75
65
70
56
63
13.0
14.0
6
48
48
72
77
68
73
59
66
13.0
14.0
6
50
50
75
86
70
75
62
70
13.5
14.5
6
53
53
77
88
73
83
65
73
13.5
14.5
6
55
55
86
91
75
85
67
75
13.5
14.5
6
58
58
88
93
83
88
70
78
13.5
14.2
6
60
60
91
96
88
90
72
80
13.5
14.2
6
65
65
96
103
90
95
77
85
13.5
14.2
6
68
68
98
-
93
-
81
90
13.5
14.2
6
70
70
103
108
95
104
83
92
14.5
15.2
6
75
75
108
120
104
109
88
97
14.5
15.2
6
80
80
120
125
109
114
95
105
15.0
15.7
6
85
85
125
130
114
119
100
110
15.0
15.7
6
90
90
130
135
119
124
105
115
15.0
15.7
6
95
95
135
140
124
129
120
120
15.0
15.7
6
100
100
140
145
129
134
125
125
15.0
15.7
6