Big Discount Shaft Seals - 688 Metal Bellow Mechanical Seal for John Crane 609 – Xindeng
Big Discount Shaft Seals - 688 Metal Bellow Mechanical Seal for John Crane 609 – Xindeng Detail:
Description:
688 Mechanical Seal
For big compressors and industrial pumps
Replacing the mechanical seal of John Crane 609
Operational Conditions:
Temperature: -75℃ to +400℃
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
| d(inch) | D3 | L1 |
| 1.000 | 41.28 | 38.95 |
| 1.125 | 44.45 | 39.87 |
| 1.250 | 47.63 | 40.66 |
| 1.375 | 50.8 | 40.66 |
| 1.500 | 53.98 | 40.66 |
| 1.625 | 57.15 | 40.66 |
| 1.750 | 60.33 | 41.48 |
| 1.875 | 63.5 | 41.48 |
| 2.000 | 66.68 | 42.26 |
| 2.125 | 69.85 | 42.26 |
| 2.250 | 73.03 | 43.86 |
| 2.375 | 76.2 | 43.86 |
| 2.500 | 82.55 | 44.65 |
| 2.625 | 85.73 | 45.44 |
| 2.750 | 88.9 | 45.44 |
| 2.875 | 93.65 | 47.83 |
| 3.000 | 96.82 | 47.83 |
| 3.125 | 101.6 | 47.83 |
| 3.250 | 104.78 | 47.83 |
| 3.375 | 107.95 | 47.83 |
| 3.500 | 111.13 | 47.83 |
| 3.625 | 114.3 | 47.83 |
| 3.750 | 117.48 | 47.83 |
| 3.875 | 120.65 | 47.83 |
| 4.000 | 123.83 | 47.83 |
Product detail pictures:
Related Product Guide:
The business keeps to the operation concept "scientific management, premium quality and efficiency primacy, customer supreme for Big Discount Shaft Seals - 688 Metal Bellow Mechanical Seal for John Crane 609 – Xindeng, The product will supply to all over the world, such as: Tunisia, Mali, Qatar, Our mission is to deliver consistently superior value to our customers and their clients. This commitment permeates everything we do, driving us to continuously develop and improve our products and the processes to fulfill your needs.
By Marcie Green from Miami - 2018.06.21 17:11
The factory workers have rich industry knowledge and operational experience, we learned a lot in working with them,we are extremely grateful that we can encount a good company has excellent wokers.
By Paula from Rwanda - 2018.07.27 12:26
