Piston seal PSQ 125x104x8,1 [2EPSQ172]

Piston seal PSQ 125×104×8.1 mm, code: 2EPSQ172 (manufacturer ref.: PSQ 1250 1040 081 DN), manufactured by Artic Seals (Italy).
This is a double-acting piston seal used in hydraulic cylinders.
The PSQ profile consists of a polyurethane sealing element energized by an NBR o-ring, ensuring secure sealing in both directions under dynamic loads.

Design features:

• double-acting piston seal,

• symmetrical profile for piston groove installation,

• polyurethane sealing ring supported by NBR o-ring,

• suitable for high-pressure hydraulic applications.

Technical details:

• Inside diameter d: 104 mm (≈ 4.09 inch)

• Outside diameter D: 125 mm (≈ 4.92 inch)

• Height H: 8.1 mm (≈ 0.32 inch)

• Material DN: polyurethane 98 ShA (pink) + NBR

• Operating temperature: –30°C to +100°C

• Max. pressure: up to 400 bar

• Max. speed: up to 0.5 m/s