Mechanical Seal CB8S

Mechanical Seals API 682 4° Edition





Single cartridge seal complete with flange and sleeve it, is designed in compliance with
standard API 682 4th edition. The springs outside of the process make it especially
recommended with dirty liquids and with suspended solids. The particularly compact
overall size allows easy installation on existing pumps.

20 – 110 (mm)0 – 23 (m/sec)0 – 20 (bar g)-40 – 176 (°C)
(*) for measurements in inches, please contact our technical sales office.

• Standard solution resulting from tested designs and made in compliance with
standard API 682 4th edition
• Single cartridge seal, balanced, with flange and fixed bushing
• Dual direction of rotation
• Springs outside the pumped product
• Solid sealing rings
• Tested and unique driving system of the rotary ring, developed to be efficient in case
of vibrations, misalignment and wear of the sealing rings
• Connections for flushing, quench and/or drain
• Possibility of sizing the shaft’s flange and sleeve according to customer requirement
• Recommended for ANSI horizontal and vertical pumps


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