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

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Rubber Bellow Seal

Product Code: RB02   Mechanical Seal

DESCRIPTION

Cosmos Type RB02 and Type RB02L mechanical seals are single spring, unbalanced, pusher-type seals suitable for a wide range of light to medium-duty pumping applications. These seals are compact, versatile, and interchangeable with many pump models used in chemical, water treatment, and industrial services. The TypeRB02 is a standard-length seal, while Type RB02L is an extended version (Long Type) designed for deeper stuffing boxes or specific OEM pump housings.

FEATURES
  • Single spring, unbalanced seal design
  • Available in standard (RB02) and long length (RB02L) configurations
  • Easy to install and replace
  • Suitable for clockwise and counter-clockwise shaft rotation
  • Ideal for clean liquids and light chemicals
  • Economical and widely used in OEM and aftermarket service
ADVANTAGES
  • Compact & Simple Design – Ideal for general-purpose sealing
  • Interchangeable with many OEM pump seals
  • Reliable performance in water and light chemicals
  • Easy installation with minimal downtime
  • Economical solution for non-critical media
Rubber Bellow Seal RB02 | Cosmos Seals
METAL PARTS DETAIL
  • Seal Face – Carbon, Silicon Carbide, Ceramic, TC
  • Secondary Seals – NBR, EPDM, FKM
  • Spring & Hardware SS 304
Applications Details
  • Centrifugal Pumps
  • Utility and Process Pumps
  • Water Treatment Systems
  • HVAC Circulation Pumps
  • Light Chemical and General Industrial Pumps
OEM COMPATIBILITY
  • Kirloskar Brothers Limited (KBL)
  • KSB Pumps
  • CRI, Texmo, Lubi, Beacon, Jyoti, and many more
Differences between Type RB02 and RB02L
Feature Type RB02 Type RB02L
Length Standard compact size Extended length (Long Type)
Use Case Standard pumps Deep stuffing boxes, OEM fit
Interchangeable Yes, based on space Yes, with modification
Parameter Standard Value / Range
Diameter 12 mm to 100 mm (Shaft Diameter)
Max.Pres Up to 10 bar
Temp.Range -20°C to 180°C (depending on elastomer)
Velocity 20m/sec
Design Type Unbalanced, Single Acting, Pusher Type
Rubber Bellow Seal RB02 Drawing | Cosmos Seals class=