Parker Prädifa Viton Seals GD

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The Parker Prädifa PDF cylinder gasket ProIil GD has a symmetrical groove ring that consists of polyurethane material. Because of its special lip the sealing edge is below the total height “H”, so that in the

In most cases, support rings are unnecessary. The use of polyurethane makes the seal have a very high abrasion resistance. Therefore enables their use at the toughest operating conditions. Profile GD
has been developed as a cylinder seal,  but can also be used as a rod seal.

Scope of application:
Operating pressure: ≤ 400 bar
Operating temperature: – 30 to + 80’C
Sliding speed: ≤ 0.5 m / s

In connection with water, HFA and
HFB fluids, the maximum temperature is limited to + 40’C.
Mainly for the sealing of hydraulic equipment.

Installation instructions:
The Parker Praedifa seals should be in the axial direction
Have play (see columns H and L) around to avoid damage. Do not leave sharp edges when installing
to be pulled. Usually the seals can be in closed grooves snapped into place.
Assembly aids to be used if the construction not allowed. Assembly aids to be used if the
Construction not allowed, open grooves need to be provided.

Materials:
The standard material is an elastomer basic polyurethane with a hardness from approx. 94 Shore A.
For special operational conditions (Pressure, temperature, speed
etc.) please contact our application engineering department

Order example:
PDF cylinder seal for a cylinder diameter of 50 mm.
Order number; GD U94 3046 –
50 x 30 x 10
GD: Profile name
U94 = standard plastic
3046 = dimension key
DxdxH: nominal dimensions

d H /  H L Item number d H /  H L Item number
20 10 8 5 9 GD U94 1020 81 70 12 9,5 16 GD U94 7081
24 14 8 4 9 GD U94 1424 83 63 12 8 13 GD U94 6383
25 15 8 5 9 GD U94 1525 84 64 12 8 13 GD U94 6484
25 17 10 6 11 GD U94 1725 85 65 12 7 13 GD U94 6585
30 20 8 4 9 GD U94 2030 85 70 10 7 13 GD U94 7085
34 25 8 5 9 GD U94 2534 85 75 12 5 11 GD U94 7585
35 25 10 6 11 GD U94 2535 86 76 12 8 13 GD U94 7686
40 20 10 6 11 GD U94 2510 90 70 12,5 8,5 13,5 GD U94 7090
40 25 10 6 11 GD U94 2540 90 75 12 6 13 GD U94 7590
40 28 10 6 11 GD U94 2840 90 80 12 8 13 GD U94 8090
40 30 10 6 11 GD U94  3040 91 77 11 5,5 12 GD U94 7791
42 30 10 6 11 GD U94 3042 95 75 12 7 13 GD U94 7595
45 30 10 6 11 GD U94 3545 95 80 12 8 13 GD U94 8095
45 35 10 6 11 GD U94 3045 95 85 12 8 13 GD U94 8595
46 36 10 5 11 GD U94 3646 100 70 15 7,5 16 GD U94 7099
50 30 10 5 11 GD U94 3046 100 80 12 7 13 GD U94 8010
50 40 10 6 11 GD U94 4050 100 80 12 8,5 13,5 GD U94 8099
51 36 10 6 11 GD U94 3651 100 85 12 7 13 GD U94 8510
55 40 9,5 5,5 10,5 GD U94 4055 100 90 12 8 13 GD U94 9010
55 45 10 6 11 GD U94 4515 105 95 12 8 13 GD U94 9505
60 40 10 5 11 GD U94 4060 110 90 12 6 13 GD U94 9011
60 45 10 5 11 GD U94 4559 110 95 12 8 13 GD U94 9510
60 50 10 6 11 GD U94 5060 115 95 12 6 13 GD U94 9515
63 48 10 6 11 GD U94 5363 115 100 12 7 13 GD U94 4015
63 53 11 5,5 12 GD U94 4561 120 90 15 7,5 16 GD U94 9012
65 45 10 5 11 GD U94 5066 120 100 12 7 13 GD U94 A020
65 50 9,5 5,5 10,5 GD U94 5065 125 100 12 7 13 GD IJ94 A025
65 50 10 5 11 GD U94 5565 125 105 15 10 16 GD U94 A505
65 55 10 6,5 11 GD U94 5565 125 110 15 8 16 GD U94 B025
65 55 12 8 13 GD U94 5566 130 100 19 9 20 GD U94 A030
66 55 11 5,5 12 GD U945567 130 110 15 10 16 GD U94 B030
66 56 11 5,5 12 GD U94 5666 130 115 15 10 16 GD U94 B530
70 50 10 5 11 GD U94 5070 135 115 15 8 16 GD U94 8535
70 50 12 8,5 13,5 GD U94 5071 140 115 15 9 16 GD U94 B540
70 55 12 8 13 GD U94 5570 140 120 15 8 16 GD U94 C040
75 55 12 7 13 GD U94 5575 140 125 15 10 16 GD U94 C540
75 60 12 8 13 GD U94 6075 145 125 10 5 11 GD U94 C545
75 65 12 8 13 GD U94 6575 145 130 15 10 16 GD U94 D045
76 56 12 8 13 GD U94 5676 147 132 10 6 11 GD U94 D022
80 60 10 5 11 GD U94 6080 150 130 15 9 16 GD U94 D016
80 60 12 7 13 GD U94 608’1 160 140 15 10 16 GD U94 E060
80 65 15 8 13 GD U94 6580 220 200 15 10 16 GD U94 L020

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