NO/KDA Piston seals

Type NO

Operating conditions

Pressure:     ≤ 500 bar

Temperature: -40°C...+100°C

Speed:        ≤ 1 m/s

Fluids:         Hydraulic fluids (mineral oil based), water emulsions

Tolerances

D = H9, d = h11, L = +0,25 -0

Materials

(1) Sealing part, Fabric reinforced NBR

(2)Back-up ring, Acetal or fabric reinforced NBR

Installation

Two-piece piston, a double-acting piston has two NO seals

Advantages

- Low risk of gap damage

- No dynamic pressure between sealing elements due to profile design

- Excellent sealing at high surface speeds and high pressures

- Low maintenance costs due to long lifespan

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Type KDA

Operating conditions

Pressure:    ≤ 500 bar

Temperature: -40°C...+100°C

Speed:         ≤ 0,5 m/s

Material

(1) Sealing part, Polyurethane

(2) Back-up ring, Acetal

Tolerances

D = H10, d = f8, L = +0,25

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