R3 Rod seal

Operating conditions

 Pressure:    ≤ 315 bar

Temperature: -30°C...+100°C

Speed:        ≤ 0,5 m/s

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

Gap >e< defined according to operating conditions by using nomogram.


(1) Back-up ring, Bronze Teflon

(2) Sealing part, NBR-elastomer, hardness approx. 88 Shore A


Dismountable housing recommended for rod seals under 30mm.

Larger sizes can be assembled into closed housing.


d = H8/f7

D = H9

L = +0,25 -0


- Smooth motion

- Leak free with small velocities and when rod moves with almost no pressure

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