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Mechanical Seal Manufacturers in Mumbai, India | Cosmos Seals
Mechanical Seal Manufacturers in Mumbai, India | Cosmos Seals

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Single Spring

Product Code: S11   Mechanical Seals

DESCRIPTION

The S-Series Mechanical Seals are single spring, unbalanced, rotary shaft seals designed for slurry, viscous, and contaminated fluids. With a straight cylindrical spring positioned outside the media path, these seals offer excellent resistance to clogging and are ideal for demanding industrial environments. They are commonly used in pumps for wastewater treatment, paper pulp, sugar processing, and chemical plants, offering long-lasting sealing performance with minimal maintenance.

FEATURES
  • Single straight (cylindrical) spring – non-clogging design
  • Unbalanced, single acting mechanical seal
  • Works with both CW and CCW shaft rotations
  • Compact and robust construction for long service life
  • Available in multiple drive types – collar or grub screw
  • Easy installation and removal
ADVANTAGES
  • Non-Clogging Spring Design – Ideal for slurry and fibrous fluids
  • Simple & Rugged Build – Fewer components, longer life
  • Universal Rotation – CW and CCW shaft compatibility
  • Quick Installation – No special tools required
  • Minimal Maintenance – Reduces downtime and service costs
Single Spring S11 | Cosmos Seals
SEAL FACE MATERIAL
  • Carbon, Silicon Carbide, Tungsten Carbide, Ceramic
ELASTOMERS
  • NBR/ EPDM/ FKM/ PTFE
METAL PARTS DETAIL
  • SS 304/ SS 316 (optional: Hastelloy on request)
Applications Details
  • Slurry Pumps
  • Effluent & Sewage Treatment Plants
  • Sugar Mills & Pulp Processing
  • Agriculture & Fertilizer Pumps
  • Chemical Transfer Pumps
  • Food Processing with Suspended Solids
Parameter Standard Value / Range
Size 12 mm to 100 mm
Max.Pres Up to 10 bar
Max.Temp -20°C to +180°C
Speed 20m/sec
Single Spring S11 Drawing | Cosmos Seals class=