TB20/20T Elastomer Mechanical Seal replace Burgmann MG920/ D1-G50 seal, John Crane type 2 seal
TB20/20T Elastomer Mechanical Seal replace Burgmann MG920/ D1-G50 seal, John Crane type 2 seal
TB20/20T Elastomer Mechanical Seal replace Burgmann MG920/ D1-G50 seal, John Crane type 2 seal
TB20/20T Elastomer Mechanical Seal replace Burgmann MG920/ D1-G50 seal, John Crane type 2 seal
Model
TB20/20T

Item specifics

Temperature
-20℃-120℃
Speed
≦15m/s
Pressure
≦1.0MPA
Stationary Seat
TBCT20
Rotary Ring Material
CAR/SIC/TC
Stationary Ring Material
CER/SIC/TC
O-Ring Material
VIT/NBR/EPDM
Spring & Metal Parts
SUS304/SUS316
Application
Clean Water,Sewage Water,Oil

Product review

Description

TB20/20T mechanical seal
Replacement to:
Burgmann MG920/ D1-G50 seal
John Crane type 2 seal
Flowserve 200 seal
Roten 21 seal
Operational Conditions:
Temperature: -20℃ to +120℃
Pressure: ≤1.0MPa
Speed: ≤15m/s

Materials:
Stationary Ring: Silicon Carbide, TC, Carbon
Rotary Ring: Silicon Carbide, Ceramic, 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: TBCT20
Alternative:
Product details
SIZE
Product Number
Size/
Metric
d
D3
D2
D1
d1
L1
L2
L3
L5
M
14
14
25
21
25
3
25
10
17.5
6
M5
14
14
25
21
25
3
25
10
17.5
6
M5
14
14
25
21
25
3
25
10
17.5
6
M5
14
14
25
21
25
3
25
10
17.5
6
M5
14
14
25
21
25
3
25
10
17.5
6
M5
14
14
25
21
25
3
25
10
17.5
6
M5
14
14
25
21
25
3
25
10
17.5
6
M5
14
14
25
21
25
3
25
10
17.5
6
M5
14
14
25
21
25
3
25
10
17.5
6
M5
14
14
25
21
25
3
25
10
17.5
6
M5
14
14
25
21
25
3
25
10
17.5
6
M5
14
14
25
21
25
3
25
10
17.5
6
M5
14
14
25
21
25
3
25
10
17.5
6
M5
14
14
25
21
25
3
25
10
17.5
5
M5