Knurled Rings & Membrane Keys

The transducer knurled ring assembly (and membrane keys) are available to purchase as spares for all single crystal transducers.

Supplied with all single crystal transducers, the knurled ring holds the membrane in place.

The membrane key is used to unscrew and screw in the locking ring which the membrane is secured with.

Available as spares the part numbers are as follows:

  • Knurled Ring Assembly for 3/4″ (19 mm) Transducers 001-3705
  • Knurled Ring Assembly for 1/2″ (13 mm) INOX Transducers 001-3709
  • Knurled Ring Assembly for 1/2″ (13 mm) Transducers 001-3704
  • Knurled Ring Assembly for 1/4″ (6 mm) Transducers 001-3703
  • Membrane Key for 3/4″ (19 mm) Transducers 001-2610
  • Membrane Key for 1/2″ (13 mm) Transducers 001-2611
  • Membrane Key for 1/4″ (6 mm) Transducers 001-2612.
Weight0.2 kg
Membrane Keys and Knurled Ring Assembly

Membrane Key for 19mm Probes, Membrane Key for 13mm Probes, Membrane Key for 6mm Probes, Knurled Ring Assembly for 6mm Probes, Knurled Ring Assembly for 19mm Probes


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