Mechanical Seal TB688 replace John Crane 609

  • group nameMetal Bellow Mechanical Seal

  • Min Order1 piece

  • brand nameTOPBON Mechanical Seal Manufacturer

  • modelTB688

  • update timeSun, 05 May 2024 13:17:07 GMT

Paramtents

  • Temperature -75℃-370℃

  • Speed ≦23m/s

  • Pressure ≦2.1MPA

  • Stationary Seat TBG9

  • Rotary Ring Material CAR/SIC/TC

  • Stationary Ring Material CER/SIC/TC

  • O-Ring Material Encasulated Ring, Expanded Graphite

  • Spring & Metal Parts SUS304/SUS316

  • Application Clean Water,Sewage Water,Oil

Packging & Delivery

  • Min Order1 piece

Briefing

TB688 Metal Bellow Mechanical Seal
Replacement to:
John Crane 609
Burgmann mechanical seal,
AES mechanical seal

Detailed

Mechanical seal TB688 
Replacement to:
John Crane 609

Operational Conditions:
Temperature: -75℃ to +370℃
Pressure: ≤2.1MPa
Speed: ≤23m/s

Materials:
Stationary Ring: Silicon Carbide, TC, Cer
Rotary Ring: Silicon Carbide, Car, TC
Secondary Seal: Expanded Graphite, Encasulated Ring
Spring and Metal Parts: SUS304,SUS316 
Applications:
Clean water,
sewage water
oil and other moderately corrosive fluids
Stationary Seat:
Standard: TBG9
Alternative:
Product details
SIZE
Size/
Metric
d
D3
L1
25.40
25.40
41.28
38.95
28.58
28.58
44.45
39.87
31.75
31.75
47.63
40.66
34.93
34.93
50.80
40.66
38.10
38.10
53.98
40.66
41.28
41.28
57.15
40.66
44.45
44.45
60.33
41.48
47.63
47.63
63.50
41.48
50.80
50.80
66.68
42.26
53.98
53.98
69.85
42.26
57.15
57.15
73.03
43.86
60.33
60.33
76.20
43.86
63.50
63.50
82.55
44.65
66.68
66.68
85.73
45.44
69.85
69.85
88.90
45.44
73.03
73.03
93.65
47.83
76.20
76.20
96.82
47.83
79.38
79.38
101.60
47.83
82.55
82.55
104.78
47.83
85.73
85.73
107.95
47.83
88.90
88.90
111.13
47.83
92.08
92.08
114.30
47.83
95.25
95.25
117.48
47.83
98.43
98.43
120.65
47.83
101.60
101.60
123.83
47.83