AKM 9150 Series dual cartridge seal is designed for baseline applications and for upgrading packed or component sealed equipments, it makes general industrial sealing simple, reliable and affordable.
Chesterton 250 Double Seal is a value leader in its class. It is the ideal choice to reduce high maintenance costs and prevent wasteful leakage, shaft fretting damage, and inefficient downtime. Designed for baseline applications and for upgrading packed or component sealed equipment, the 250 seal makes general industrial sealing simple, reliable, and affordable.
Features/Benefits:
Prevents shaft fretting and O-Ring damage.
Eliminates measuring, minimizing installation error.
Increases seal life with a proven, balanced design.
Save shaft sleeve from packing wear.
Eliminates leakage associated with packed pumps.
Fits popular ANSI/ISO and vertical pumps.
Field and factory reparability
Optional quench and drain capabilities.
Enhanced heavy-duty drive lugs reduce wear damage and handle higher starting torque.
Materials:
Metal parts: 304SS, 316SS.
Rotating Face: Carbon, Silicon Carbide, Tungsten Carbide.
Stationary Face: Silicon Carbide, Tungsten Carbide.
O-Rings: EP, Fluoroelastomer, Aflas, Chemrez. Perfluoroelastomer
Springs: 316SS, Has.C.
Operating Limits:
Pressure: Up to 21 bar (300 psig)
Temperature: Up to 260 C (500 F) Perfluoroelastomer
Speed: Up to 20 m/s (3600 RPM)
| Operating Conditions |
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Materials |
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| Sizes |
25 mm to 120 mm (1.00" to 4.75") |
Faces |
CB, SSC |
| Pressure |
711 mm (28") Hg Vacuum to 20 bar g (300 psig) 10 bar g (150 psig) outboard |
Elastomers |
FKM, EPDM, FEPM, ChemLast™ |
| Temperature |
-55° C to 300° C (-67˚ F to 570˚ F) |
Metals |
1.4401 (316SS) |
| Speed |
20 m/s (4000 fpm) |
Springs |
2.4819 (Alloy C-276) |
| Fits ISO-3069, ASME B73.1, B73.2 |
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Riscky Li
Website: http://akman2006.en.made-in-china.com
Audited Supplier 
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