PA 4

Wiper ring PA 4

is a double-acting wiper ring that is a combination of a piston seal and a wiper ring.

Advantages

- It replaces two elements by combining two functions.
- One groove reduces space requirements and reduces machining costs.
- Rounded sealing lip reduces friction, external stepped relief makes assembly easier.
- Thin wiper blade reduces stick-slip effect.

Recommended technical conditions

Pressure < 20 bar
Speed: < 1 m/s
Temperature: -30 to +90°C             
Medium: lubricated and non-lubricated air

Material

Standard polyurethane 90 ShA.    Compound designation:    B0
On request polyurethane 85 ShA.        Blend designation:     A0   
   

Installation

To avoid damage to the wiper ring remove burrs and sharp edges, especially from the backing area. The piston rods must be free of burrs and bevelled according to the installation instructions in the introduction to the catalogue.

Number of products found: 26

Product number
Stock
Quantity
Uom
Shop
Unit price from
Lip
height L2
D2 Shoulder Ø s Profile
width
Max
Pressure
Max. Temp Min. Temp Max.
velocity
Compound 1 Compound 2 Compound
combination
Type

PA4-00400081028B0 PA 4 - Wiper 4 x 8.1 x 2.8

Yes
pc
on request

PA4-00600111033B0 PA 4 - Wiper 6 x 11.1 x 3.3

Yes
pc
on request

PA4-00800141033B0 PA 4 - Wiper 8 x 14.1 x 3.3

No
pc
on request

PA4-01000161038B0 BWS 0100 0161 038 B0 10 x 16.1 x 3.8

Yes
pc
on request

PA4-01200181038B0 PA 4 - Wiper 12 x 18.1 x 3.8

Yes
pc
on request

PA4-01200200036B0 PA 4 - Wiper 12 x 20 x 3.6

Yes
pc
on request

PA4-01400220036B0 PA 4 - Wiper 14 x 22 x 3.6

Yes
pc
on request

PA4-01600240036B0 PA 4 - Wiper 16 x 24 x 3.6

Yes
pc
on request

PA4-01800260056B0 PA 4 - Wiper 18 x 26 x 5.6

Yes
pc
on request

PA4-02000280056B0 PA 4 - Wiper 20 x 28 x 5.6

Yes
pc
on request

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