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Mechanical Seal UM3A-UM3A
29 September 2017
Mechanical Seal BM3A-BM3A
29 September 2017

Mechanical Seal BS3A

Heavy duty solutions for medium and high pressures operations are widely used on multistage and boiler feedwater pumps.

Heavy duty solutions for medium and high pressures operations are widely used on multistage and boiler feedwater pumps.

The BS3A has a type A pinned stationary seat, pressure balanced, manufactured in accordance with UNI EN 12756 (ex DIN 24960). Suitable for clockwise or anti-clockwise rotation.

With the three drive lugs on the rotating body, the mechanical seal can tolerate high levels of vibration and mechanical stress.

The O-ring is easily romovable and refitted when assembling the seal on shaft with keyways, threads or sharp edges. the BS3A version is supplied with a single spring and is more suitable for moderately dirty liquids.

DIAMETER SPEED PRESSURE TEMPERATURE
20 – 100 (mm) * 0 – 20 (m/sec) 0 – 75 (bar g) -100 – 250 (°C)
(*) for measurements in inches, please contact our technical sales office.

 

Features

  • Single seal
  • Bi-directional
  • Balanced
  • Suitable for dirty liquids
  • Resistant to acids and bases
  • Resistant to mechanical stress
  • Suitable for general purpose
  • Comply with UNI EN 12756
  • Configured with Fluigam (energized dynamic o-ring)

 

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