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DUM N
U- ring DUM-N
Product image
Properties
| Design |
U-ring |
| Operating pressure |
up to 120 bar |
| Sliding speed max. |
0,5 m/s |
| Temp. min. |
-30 °C |
| Temp. max. |
100 °C |
| Media |
Mineral oils Water-air |
| Installation |
on one-piece pistons A on multi-part pistons B |
| Material |
Seal: NBR 90° Shore A |
| Application |
Hydraulics + pneumatics |
Description
Low-friction seal.
Simple solution.
For rods and pistons.
Item
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 Identification |
D (mm) |
d (mm) |
L (mm) |
H (mm) |
|---|---|---|---|---|
| DUM 12 04-N | 12 | 4 | 4,5 | 4,0 |
| DUM 13 05-N | 13 | 5 | 4,5 | 4,0 |
| DUM 14 06-N | 14 | 6 | 4,5 | 4,0 |
| DUM 15 05-N | 15 | 5 | 5,5 | 5,0 |
| DUM 15 07-N | 15 | 7 | 4,5 | 4,0 |
| DUM 16 06-N | 16 | 6 | 5,5 | 5,0 |
| DUM 16 08-N | 16 | 8 | 4,5 | 4,0 |
| DUM 18 08-N | 18 | 8 | 5,5 | 5,0 |
| DUM 18 10-N | 18 | 10 | 4,5 | 4,0 |
| DUM 20 08-N | 20 | 8 | 6,6 | 6,0 |
| DUM 20 10-N | 20 | 10 | 5,5 | 5,0 |
| DUM 20 12-N | 20 | 12 | 4,5 | 4,0 |
| DUM 22 10-N | 22 | 10 | 6,6 | 6,0 |
| DUM 22 12-N | 22 | 12 | 5,5 | 5,0 |
| DUM 22 14-N | 22 | 14 | 4,5 | 4,0 |
| DUM 24 12-N | 24 | 12 | 6,6 | 6,0 |
| DUM 24 14-N | 24 | 14 | 5,5 | 5,0 |
| DUM 24 16-N | 24 | 16 | 4,5 | 4,0 |
| DUM 25 15-N | 25 | 15 | 5,5 | 5,0 |
| DUM 25 17-N | 25 | 17 | 4,5 | 4,0 |
| DUM 26 16-N | 26 | 16 | 5,5 | 5,0 |
| DUM 26 18-N | 26 | 18 | 4,5 | 4,0 |
| DUM 27 15-N | 27 | 15 | 6,6 | 6,0 |
| DUM 28 16-N | 28 | 16 | 6,6 | 6,0 |
| DUM 28 18-N | 28 | 18 | 5,5 | 5,0 |
| DUM 28 20-N | 28 | 20 | 4,5 | 4,0 |
| DUM 30 15-N | 30 | 15 | 8,3 | 7,5 |
| DUM 30 18-N | 30 | 18 | 6,6 | 6,0 |
| DUM 30 20-N | 30 | 20 | 5,5 | 5,0 |
| DUM 30 22-N | 30 | 22 | 4,5 | 4,0 |
| DUM 32 20-N | 32 | 20 | 6,6 | 6,0 |
| DUM 32 22-N | 32 | 22 | 5,5 | 5,0 |
| DUM 32 24-N | 32 | 24 | 4,5 | 4,0 |
| DUM 33 21-N | 33 | 21 | 6,6 | 6,0 |
| DUM 33 25-N | 33 | 25 | 4,5 | 4,0 |
| DUM 34 22-N | 34 | 22 | 6,6 | 6,0 |
| DUM 34 24-N | 34 | 24 | 5,5 | 5,0 |
| DUM 34 26-N | 34 | 26 | 4,5 | 4,0 |
| DUM 35 20-N | 35 | 20 | 8,3 | 7,5 |
| DUM 35 23-N | 35 | 23 | 6,6 | 6,0 |
| DUM 35 25-N | 35 | 25 | 5,5 | 5,0 |
| DUM 35 27-N | 35 | 27 | 4,5 | 4,0 |
| DUM 36 24-N | 36 | 24 | 6,6 | 6,0 |
| DUM 36 26-N | 36 | 26 | 5,5 | 5,0 |
| DUM 36 28-N | 36 | 28 | 4,5 | 4,0 |
| DUM 37 25-N | 37 | 25 | 6,6 | 6,0 |
| DUM 37 29-N | 37 | 29 | 4,5 | 4,0 |
| DUM 38 26-N | 38 | 26 | 6,6 | 6,0 |
| DUM 38 28-N | 38 | 28 | 5,5 | 5,0 |
| DUM 38 30-N | 38 | 30 | 4,5 | 4,0 |
| DUM 40 25-N | 40 | 25 | 8,3 | 7,5 |
| DUM 40 28-N | 40 | 28 | 6,6 | 6,0 |
| DUM 40 30-N | 40 | 30 | 5,5 | 5,0 |
| DUM 40 32-N | 40 | 32 | 4,5 | 4,0 |
| DUM 42 32-N | 42 | 32 | 5,5 | 5,0 |
| DUM 43 33-N | 43 | 33 | 5,5 | 5,0 |
| DUM 44 32-N | 44 | 32 | 6,6 | 6,0 |
| DUM 45 30-N | 45 | 30 | 8,3 | 7,5 |
| DUM 45 33-N | 45 | 33 | 6,6 | 6,0 |
| DUM 45 35-N | 45 | 35 | 5,5 | 5,0 |
| DUM 46 36-N | 46 | 36 | 5,5 | 5,0 |
| DUM 48 38-N | 48 | 38 | 5,5 | 5,0 |
| DUM 50 35-N | 50 | 35 | 8,3 | 7,5 |
| DUM 50 38-N | 50 | 38 | 6,6 | 6,0 |
| DUM 50 40-N | 50 | 40 | 5,5 | 5,0 |
| DUM 52 40-N | 52 | 40 | 6,6 | 6,0 |
| DUM 52 42-N | 52 | 42 | 5,5 | 5,0 |
| DUM 55 40-N | 55 | 40 | 8,3 | 7,5 |
| DUM 55 43-N | 55 | 43 | 6,6 | 6,0 |
| DUM 55 45-N | 55 | 45 | 5,5 | 5,0 |
| DUM 56 46-N | 56 | 46 | 5,5 | 5,0 |
| DUM 58 46-N | 58 | 46 | 6,6 | 6,0 |
| DUM 60 45-N | 60 | 45 | 8,3 | 7,5 |
| DUM 60 48-N | 60 | 48 | 6,6 | 6,0 |
| DUM 60 50-N | 60 | 50 | 5,5 | 5,0 |
| DUM 62 50-N | 62 | 50 | 6,6 | 6,0 |
| DUM 63 51-N | 63 | 51 | 6,6 | 6,0 |
| DUM 63 53-N | 63 | 53 | 5,5 | 5,0 |
| DUM 65 50-N | 65 | 50 | 8,3 | 7,5 |
| DUM 65 53-N | 65 | 53 | 6,6 | 6,0 |
| DUM 65 55-N | 65 | 55 | 5,5 | 5,0 |
| DUM 66 54-N | 66 | 54 | 6,6 | 6,0 |
| DUM 70 55-N | 70 | 55 | 8,3 | 7,5 |
| DUM 70 60-N | 70 | 60 | 5,5 | 5,0 |
| DUM 73 63-N | 73 | 63 | 5,5 | 5,0 |
| DUM 75 60-N | 75 | 60 | 8,3 | 7,5 |
| DUM 75 65-N | 75 | 65 | 5,5 | 5,0 |
| DUM 80 65-N | 80 | 65 | 8,3 | 7,5 |
| DUM 80 70-N | 80 | 70 | 5,5 | 5,0 |
| DUM 85 70-N | 85 | 70 | 8,3 | 7,5 |
| DUM 90 75-N | 90 | 75 | 8,3 | 7,5 |
| DUM 90 80-N | 90 | 80 | 5,5 | 5,0 |
| DUM 95 80-N | 95 | 80 | 8,3 | 7,5 |
| DUM 95 85-N | 95 | 85 | 5,5 | 5,0 |
| DUM 100 085-N | 100 | 85 | 8,3 | 7,5 |
| DUM 100 090-N | 100 | 90 | 5,5 | 5,0 |
| DUM 105 090-N | 105 | 90 | 8,3 | 7,5 |
| DUM 105 095-N | 105 | 95 | 5,5 | 5,0 |
| DUM 110 095-N | 110 | 95 | 8,3 | 7,5 |
| DUM 110 100-N | 110 | 100 | 5,5 | 5,0 |
| DUM 115 100-N | 115 | 100 | 8,3 | 7,5 |
| DUM 120 105-N | 120 | 105 | 8,3 | 7,5 |
| DUM 125 110-N | 125 | 110 | 8,3 | 7,5 |
| DUM 140 125-N | 140 | 125 | 8,3 | 7,5 |
Ordering information
We are able to produce seals with diameters of 20 to 510 mm with short lead times.
Product versions
Disclaimer
Despite careful checking, we cannot guarantee the accuracy of all information included on this site, and we accept no liability.
All data and information in our online catalogue are based on currently valid standards and the regulations from the employer's liability insurance association. Product safety can only be guaranteed when our assembly instructions are carefully observed. Non-adherence to these regulations can affect product operation and functioning and result in a loss of warranty. Our warranty is only valid for HANSA-FLEX products. Our products are constantly subject to further development and technical changes are therefore possible.