High Quality Water Pump Mechanical Seals Metal Bellow Shaft Seal
Zhangjiagangshi Siriseal Mechanical Seal Co., Ltd.
Jiangsu, China
Last Login Date:
Sep 04, 2025
Main Products:
Mechanical Seals, Pump Seals, Bellow Seals, Component Seals, Cartridge Seals, Agitator Seals, Oil Seal, Silicon Seal, Water Seal
Product Description
Company Info
Basic Info.
Product Description
Suggested operating limits
Temperature: -20 - 120ºC
Speed: ≤10m/s
Pressure: ≤0.5Mpa
Combined material
Rotary face: Carbon/Sic/Glass filled PTFE
Stat Ring: Ceramic/Sic
Applications
Strong corrosive fluids.
| SIZE/INCH | D3 | D6 | D7 | L1 | L3 | L2 |
| d | ||||||
| 25.4 | 60 | 42.86 | 54 | 42 | 45 | 17.5 |
| 28.6 | 67 | 46.03 | 60 | 42 | 45 | 27.0 |
| 31.8 | 69 | 50.8 | 65 | 42 | 45 | 27.0 |
| 34.9 | 72 | 53.98 | 68 | 42 | 45 | 27.0 |
| 38.1 | 76 | 57.15 | 71 | 42 | 45 | 27.0 |
| 41.3 | 80 | 63.5 | 78 | 42 | 45 | 27.0 |
| 44.5 | 84 | 66.68 | 81 | 44 | 46 | 27.0 |
| 47.6 | 86 | 69.85 | 84 | 44 | 46 | 27.0 |
| 50.8 | 90 | 73.03 | 87 | 46 | 46 | 27.0 |
| 54.0 | 95 | 79.38 | 97 | 46 | 46 | 33.5 |
| 57.2 | 98 | 82.55 | 100 | 46 | 46 | 33.5 |
| 60.3 | 100 | 85.73 | 103 | 46 | 46 | 33.5 |
| SIZE/INCH | D3 | D6 | D7 | L1 | L3 | L2 |
| d | ||||||
| 25 | 60 | 47.0 | 60 | 42 | 45 | 27 |
| 30 | 67 | 53.0 | 67 | 42 | 45 | 27 |
| 32 | 69 | 50.7 | 64 | 42 | 45 | 27 |
| 35 | 72 | 57.0 | 70 | 42 | 45 | 27 |
| 40 | 78 | 62.0 | 76 | 42 | 45 | 26 |
| 45 | 84 | 67.0 | 82 | 44 | 46 | 27 |
| 50 | 88 | 72.0 | 86 | 46 | 46 | 27 |
| 55 | 95 | 77.0 | 90 | 46 | 46 | 27 |
| 60 | 100 | 82.0 | 95 | 46 | 46 | 27 |
| 65 | 105 | 87.0 | 100 | 46 | 46 | 34 |
Why choose us?
1. How we guarantee our quality?
1. Our seals can replace the original seals.
2. We strictly follow DIN24960, ISO3069, EN12756, API628 standards.
3. If it is not the one you need, you can provide us your pump model or your drawing, material, shaft size for quotation.
4. We can make whatever mechanical seal you need
5. Customized products and OEM is welcomed
6. We offer Factory Price, High Quality, Fast Delivery and Best Service.
2. Strict QC control
QC1: Always checking quality for all raw materials before putting it in warehouse;
QC2: Staff in workshop only dedicated to quality inspection during production;
QC3: Optical flat test after lapping;
QC4: Dimension checking for all spare parts before assembly;
QC5: Static&Rotating leakage test after assembly.
