TB2 Elastomer Mechanical Seal replace John Crane 2 type seal, Aesseal P0204U seal
TB2 Elastomer Mechanical Seal replace John Crane 2 type seal, Aesseal P0204U seal
TB2 Elastomer Mechanical Seal replace John Crane 2 type seal, Aesseal P0204U seal
TB2 Elastomer Mechanical Seal replace John Crane 2 type seal, Aesseal P0204U seal
TB2 Elastomer Mechanical Seal replace John Crane 2 type seal, Aesseal P0204U seal
Model
TB2

Item specifics

Temperature
-20℃-120℃
Speed
≦15m/s
Pressure
≦1.4MPA
Stationary Seat
TBT11
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

TB2 mechanical seal
Replacement to:
John Crane 2 type seal
Aesseal P0204U seal
Flowserve 52 seal
US Seal D seal
Operational Conditions:
Temperature: -20℃ to +120℃
Pressure: ≤1.4MPa
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: TBT11
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