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Ningbo Topbon Mechanical Seals Factory

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Mechanical Seal TB688 replace John Crane 609

Mechanical Seal TB688 replace John Crane 609
Mechanical Seal TB688 replace John Crane 609Mechanical Seal TB688 replace John Crane 609Mechanical Seal TB688 replace John Crane 609Mechanical Seal TB688 replace John Crane 609
group name
Metal Bellow Mechanical Seal
Min Order
1 piece
brand name
TOPBON Mechanical Seal Manufacturer
model
TB688
update time
Thu, 05 Dec 2024 10:15:30 GMT
contact supplier

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

Product Introduction 
Product Size
Product Details
Product Model
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

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