Product Group
Piston seal — O&K type
30 different sizes · ID 75 – 210 mm
The table below lists the sizes in this group. If you know the size you need, search within a tolerance in the size finder and request a quote directly from the results.
Size table
Dimensions are in millimetres.
| Inner diameter | Outer diameter | Height | Material | Product name |
|---|---|---|---|---|
| 75 | 54 | 8 | — | 075X054X08 O.K PISTON SEAL |
| 80 | 64.5 | 6.3 | — | 080X064.5X06.3 O.K PISTON SEAL |
| 80 | 59 | 8 | — | 080X059X08 O.K PISTON SEAL |
| 85 | 69.5 | 6.3 | — | 085X069.5X06.3 O.K PISTON SEAL |
| 85 | 64 | 8 | — | 085X064X08 O.K PISTON SEAL |
| 90 | 74.5 | 6.3 | — | 090X074.5X06.3 O.K PISTON SEAL |
| 90 | 69 | 8 | — | 090X069X08 O.K PISTON SEAL |
| 95 | 74 | 8 | — | 095X074X08 O.K PISTON SEAL |
| 100 | 84.5 | 6.3 | — | 100X084.5X06.3 O.K PISTON SEAL |
| 100 | 79 | 8 | — | 100X079X08 O.K PISTON SEAL |
| 105 | 84 | 8 | — | 105X084X08 O.K PISTON SEAL |
| 110 | 84.5 | 6.3 | — | 110X084.5X06.3 O.K PISTON SEAL |
| 110 | 89 | 8 | — | 110X089X08 O.K PISTON SEAL |
| 115 | 94 | 8 | — | 115X094X08 O.K PISTON SEAL |
| 120 | 99 | 8 | — | 120X099X08 O.K PISTON SEAL |
| 125 | 104 | 8 | — | 125X104X08 O.K PISTON SEAL |
| 130 | 109 | 8 | — | 130X109X08 O.K PISTON SEAL |
| 135 | 114 | 8 | — | 135X114X08 O.K PISTON SEAL |
| 140 | 119 | 8 | — | 140X119X08 O.K PISTON SEAL |
| 145 | 124 | 8 | — | 145X124X08 O.K PISTON SEAL |
| 150 | 129 | 8 | — | 150X129X08 O.K PISTON SEAL |
| 160 | 139 | 8 | — | 160X139X08 O.K PISTON SEAL |
| 165 | 144 | 8 | — | 165X144X08 O.K PISTON SEAL |
| 170 | 149 | 8 | — | 170X149X08 O.K PISTON SEAL |
| 175 | 154 | 8 | — | 175X154X08 O.K PISTON SEAL |
| 180 | 159 | 8 | — | 180X159X08 O.K PISTON SEAL |
| 185 | 164 | 8 | — | 185X164X08 O.K PISTON SEAL |
| 190 | 169 | 8 | — | 190X169X08 O.K PISTON SEAL |
| 200 | 179 | 8 | — | 200X179X08 O.K PISTON SEAL |
| 210 | 189 | 8 | — | 210X189X08 O.K PISTON SEAL |
What is a piston seal?
Piston seals separate the two chambers inside the cylinder and stop oil passing from one side to the other. This internal leak is invisible from outside; it shows up as a cylinder that cannot hold its load, creeps down slowly or fails to keep its position.
Send us your size
We can also supply sizes that are not on the list. Just send us the part's dimensions and operating conditions. See the group list for all product groups and the product catalogue for products with technical drawings.