Mechanical Seal TB155/155A replace Burgmann BT-FN
Mechanical Seal TB155/155A replace Burgmann BT-FN
Mechanical Seal TB155/155A replace Burgmann BT-FN
Mechanical Seal TB155/155A replace Burgmann BT-FN
Mechanical Seal TB155/155A replace Burgmann BT-FN

Mechanical Seal TB155/155A replace Burgmann BT-FN

Model
TB155/155A

Item specifics

Temperature
-20℃-150℃
Speed
≦10m/s
Pressure
≦1.0MPA
Rotary Ring Material
CER/SIC/TC
Stationary Ring Material
CAR/SIC/TC
O-Ring Material
VIT/NBR/EPDM
Spring & Metal Parts
SUS304/SUS316
Application
Clean Water，Sewage Water，Oil

Review

Description

Product Introduction 
Product Size
Product Details
Product Model
Mechanical seal TB155/155A 
Replacement to:
Burgmann BT-FN
Operational Conditions:
Temperature: -20℃ to +150℃
Pressure: ≤1.0MPa
Speed: ≤10m/s

Materials:
Stationary Ring: Silicon Carbide, TC, CER
Rotary Ring: Silicon Carbide, CAR, TC
Secondary Seal: NBR, EPDM, Viton
Spring and Metal Parts: SUS304,SUS316 
Applications:
Clean water,
sewage water
oil and other moderately corrosive fluids
Stationary Seat:
Standard:
Alternative:
Product details
SIZE
Size/
Metric
d
D3
D2
D1
L1
L2
L3
155A
Size
D3d
DDD3
D2
L1LD1
L2LL1
LL2L2
L3LL3
10
10
20
14.0
18.1
15
5.5
7.0
10
10
20
17
21
15
7
8.5
11
11
22
16.5
20.6
18
5.5
7.0
12
12
22
19
23
18
7
8.5
12
12
22
16.5
20.6
18
5.5
7.0
14
14
25
21
25
22
7
8.5
13
13
25
19.0
23.1
22
6.0
7.5
16
16
29
23
27
23
7
8.5
14
14
25
19.0
23.1
22
6.0
7.5
18
18
33
27
33
24
10
12.0
15
15
29
21.0
26.9
22
7.0
9.2
20
20
33
29
35
25
10
12.0
16
16
29
21.0
26.9
23
7.0
9.2
22
22
38
31
37
25
10
12.0
17
17
29
21.0
26.9
23
7.0
9.2
24
24
38
33
39
27
10
12.0
18
18
33
25.0
30.9
24
8.0
10.0
25
25
40
34
40
27
10
12.0
19
19
33
25.0
30.9
25
8.0
10.0
28
28
46
37
43
29
10
12.0
20
20
33
25.0
30.9
25
8.0
10.0
30
30
46
39
45
30
10
12.0
21
21
38
30.0
35.4
25
8.0
10.0
32
32
46
42
48
30
10
11.5
22
22
38
30.0
35.4
25
8.0
10.0
33
33
48
42
48
39
10
11.5
23
23
38
30.0
35.4
27
8.0
10.0
35
35
50
44
50
39
10
11.5
24
24
38
30.0
35.4
27
8.0
10.0
38
38
56
49
58
42.2
13
15.0
25
25
40
33.0
38.2
27
8.5
10.0
40
40
58
51
58
42.2
13
15.0
28
28
46
38.0
43.3
29
9.0
11.0
29
29
46
38.0
43.3
30
9.0
11.0
30
30
46
38.0
43.3
30
9.0
11.0
32
32
46
38.0
43.3
30
9.0
11.0
33
33
48
45.0
53.5
39
11.5
13.0
35
35
50
45.0
53.5
39
11.5
13.0
38
38
56
52.0
60.5
39
11.5
13.0
40
40
58
52.0
60.5
39
11.5
13.0

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