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Reliable Supplier Mechanical Pump Seal - 687 Metal Bellow Mechanical Seal for John Crane 680 – Xindeng

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We support our buyers with ideal high quality products and high level service. Becoming the specialist manufacturer in this sector, we have gained rich practical experience in producing and managing for Cylinder Sealing Ring, Mechanical Pump Seal , Rubber Seal , We always stick to the principle of "Integrity, Efficiency, Innovation and Win-Win business". Welcome to visit our website and do not hesitate to communicate with us. Are you ready? ? ? Let us go!!!
Reliable Supplier Mechanical Pump Seal - 687 Metal Bellow Mechanical Seal for John Crane 680 – Xindeng Detail:

Description

Description:
687  Mechanical Seal
For big compressors and industrial pumps
Replacing the mechanical seal of John Crane 680

Operational Conditions:
Temperature: -75℃ to +200℃
Pressure: ≤2.0MPa
Speed: ≤23m/s

Materials:
Stationary Ring:TC, Silicon Carbide
Rotary Ring:Carbon ,Silicon Carbide,TC
Secondary Seal:NBR,EPDM,Viton
Bellows:Steel
Spring and Metal Parts:Steel

Applications:
Oil, light hydrocarbon, 
aromatic Hydrocarbon, 
organic solvents,
week acids, ammonia

Feature

133a7b73

d(inch) D3 L1
0.750  1.312 1.250
0.875  1.437 1.250
0.937  1.500 1.250
1.000  1.562 1.250
1.125  1.687 1.250
1.250  1.812 1.312
1.375  1.937 1.437
1.500  2.063 1.437
1.625  2.187 1.437
1.750  2.312 1.437
1.875  2.437 1.500
2.000  2.562 1.500
2.125  2.687 1.500
2.250  2.812 1.562
2.375  2.937 1.562
2.500  3.187 1.562
2.625  3.312 1.625
2.750  3.437 1.625
2.875  3.625 1.687
3.000  3.750 1.687
3.125  3.875 1.750
3.250  4.000 1.750
3.375  4.125 1.750
3.500  4.250 1.875
3.625  4.375 1.875
3.750  4.500 1.875
3.880  4.625 1.875
4.000  4.750 1.875

 

 

d(mm) D3 L1
18 32 27.7
20 33.3 27.7
22 36 27.7
24 38.1 30.2
25 39 30.2
28 42 32.7
30 44 32.7
32 46 32.7
33 47 32.7
35 49.2 32.7
38 52.4 34.2
40 55.6 34.2
43 58.7 34.2
45 58.7 34.2
48 61.9 34.2
50 65.1 34.7
53 68.3 34.7
55 71 34.7
60 74.6 39.7
65 84.1 39.7
70 87.3 45.2
75 95.3 45.2
80 98.4 44.7
85 104.8 44.7
90 108 49.7
95 114.3 49.7

 

车间1 车间2

车间3


Product detail pictures:

Reliable Supplier Mechanical Pump Seal - 687 Metal Bellow Mechanical Seal for John Crane 680 – Xindeng detail pictures

Reliable Supplier Mechanical Pump Seal - 687 Metal Bellow Mechanical Seal for John Crane 680 – Xindeng detail pictures


Related Product Guide:

Fast and good quotations, informed advisers to help you choose the correct product that suits all your needs, a short production time, responsible quality control and different services for paying and shipping affairs for Reliable Supplier Mechanical Pump Seal - 687 Metal Bellow Mechanical Seal for John Crane 680 – Xindeng, The product will supply to all over the world, such as: Ecuador, USA, Oman, At Present, our merchandise have been exported to more than sixty countries and different regions, such as Southeast Asia, America, Africa, Eastern Europe, Russia, Canada etc. We sincerely hope to establish wide contact with all potential customers both in China and the rest part of the world.
  • This is the first business after our company establish, products and services are very satisfying, we have a good start, we hope to cooperate continuous in the future!
    5 Stars By Kay from moldova - 2017.11.12 12:31
    This supplier offers high quality but low price products, it is really a nice manufacturer and business partner.
    5 Stars By Doris from Saudi Arabia - 2018.05.13 17:00

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