Product Group
U-cup seal (nutring type)
75 different sizes · ID 25 – 130 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 |
|---|---|---|---|---|
| 25 | 40 | 12 | — | 025X040X12 OUY RING |
| 30 | 40 | 6 | — | 030X40X6 IDI U-CUP SEAL |
| 30 | 40 | 7 | — | 030X40X7 IDI U-CUP SEAL |
| 30 | 40 | 8 | — | 030X40X8 IDI U-CUP SEAL |
| 30 | 45 | 12 | — | 030X045X12 OUY RING |
| 34 | 50 | 15 | — | 034X050X15 OUY RING |
| 35 | 45 | 7 | — | 035X45X7 IDI U-CUP SEAL |
| 35 | 50 | 12 | — | 035X050X12 OUY RING |
| 35 | 60 | 15 | — | 035X060X15 OUY RING |
| 40 | 50 | 6 | — | 040X50X6 IDI U-CUP SEAL |
| 40 | 50 | 7 | — | 040X50X7 IDI U-CUP SEAL |
| 40 | 50 | 8 | — | 040X50X8 IDI U-CUP SEAL |
| 40 | 70 | 12 | — | 040X070X12 OUY RING |
| 45 | 55 | 7 | — | 045X55X7 IDI U-CUP SEAL |
| 45 | 55 | 8 | — | 045X55X8 IDI U-CUP SEAL |
| 45 | 60 | 9 | — | 045X60X9 IDI U-CUP SEAL |
| 45 | 60 | 12 | — | 045X060X12 OUY RING |
| 45 | 70 | 15 | — | 045X070X15 OUY RING |
| 45 | 70 | 16 | — | 045X070X16 OUY RING |
| 45 | 70 | 18 | — | 045X070X18 OUY RING |
| 47 | 80 | 16 | — | 047X080X16 OUY RING |
| 50 | 60 | 6 | — | 050X60X6 IDI U-CUP SEAL |
| 50 | 60 | 8 | — | 050X060X08 OUY RING |
| 50 | 65 | 9 | — | 050X65X9 IDI U-CUP SEAL |
| 50 | 63 | 10 | — | 050X63X10 IDI U-CUP SEAL |
| 50 | 60 | 12 | — | 050X060X12 OUY RING |
| 50 | 80 | 12 | — | 050X080X12 OUY RING |
| 54 | 70 | 12 | — | 054X070X12 OUY RING |
| 55 | 68 | 10 | — | 055X68X10 IDI U-CUP SEAL |
| 55 | 70 | 12 | — | 055X070X12 OUY RING |
| 55 | 75 | 12 | — | 055X075X12 OUY RING |
| 55 | 80 | 18 | — | 055X080X18 OUY RING |
| 60 | 70 | 6 | — | 060X70X6 IDI U-CUP SEAL |
| 60 | 75 | 12 | — | 060X075X12 OUY RING |
| 60 | 80 | 12 | — | 060X080X12 OUY RING |
| 64 | 80 | 12 | — | 064X080X12 OUY RING |
| 64 | 80 | 15 | — | 064X080X15 OUY RING |
| 65 | 80 | 9 | — | 065X80X9 IDI U-CUP SEAL |
| 65 | 78 | 10 | — | 065X78X10 IDI U-CUP SEAL |
| 65 | 90 | 18 | — | 065X090X18 OUY RING |
| 70 | 80 | 6 | — | 070X80X6 IDI U-CUP SEAL |
| 70 | 83 | 10 | — | 070X83X10 IDI U-CUP SEAL |
| 70 | 85 | 12 | — | 070X085X12 OUY RING |
| 70 | 90 | 12 | — | 070X090X12 OUY RING |
| 70 | 90 | 15 | — | 070X090X15 OUY RING |
| 75 | 88 | 10 | — | 075X88X10 IDI U-CUP SEAL |
| 75 | 95 | 12 | — | 075X095X12 OUY RING |
| 75 | 100 | 15 | — | 075X100X15 OUY RING |
| 75 | 100 | 18 | — | 075X100X18 OUY RING |
| 80 | 90 | 6 | — | 080X90X6 IDI U-CUP SEAL |
| 80 | 90 | 8 | — | 080X090X08 OUY RING |
| 80 | 95 | 9 | — | 080X95X9 IDI U-CUP SEAL |
| 80 | 93 | 10 | — | 080X93X10 IDI U-CUP SEAL |
| 80 | 95 | 10 | — | 080X95X10 IDI U-CUP SEAL |
| 80 | 95 | 12 | — | 080X095X12 OUY RING |
| 80 | 100 | 12 | — | 080X100X12 OUY RING |
| 85 | 100 | 9 | — | 085X100X9 IDI U-CUP SEAL |
| 85 | 100 | 10 | — | 085X100X10 IDI U-CUP SEAL |
| 85 | 105 | 12 | — | 085X105X12 OUY RING |
| 85 | 110 | 18 | — | 085X110X18 OUY RING |
| 90 | 105 | 9 | — | 090X105X09 OUY RING |
| 90 | 105 | 10 | — | 090X105X10 IDI U-CUP SEAL |
| 90 | 110 | 12 | — | 090X110X12 OUY RING |
| 95 | 110 | 9 | — | 095X110X9 IDI U-CUP SEAL |
| 95 | 110 | 10 | — | 095X110X10 IDI U-CUP SEAL |
| 95 | 115 | 12 | — | 095X115X12 IDI U-CUP SEAL |
| 100 | 115 | 9 | — | 100X115X9 IDI U-CUP SEAL |
| 100 | 115 | 10 | — | 100X115X10 IDI U-CUP SEAL |
| 100 | 120 | 12 | — | 100X120X12 IDI U-CUP SEAL |
| 105 | 120 | 10 | — | 105X120X10 IDI U-CUP SEAL |
| 110 | 125 | 10 | — | 110X125X10 IDI U-CUP SEAL |
| 110 | 130 | 12 | — | 110X130X12 IDI U-CUP SEAL |
| 115 | 130 | 9 | — | 115X130X9 IDI U-CUP SEAL |
| 118 | 133 | 9 | — | 118X133X9 IDI U-CUP SEAL |
| 130 | 150 | 12 | — | 130X150X12 IDI U-CUP SEAL |
What is a U-cup seal?
A U-cup is a single-acting sealing element with a U-shaped cross-section. Pressure fills the section and presses the lips against the groove and the rod, so sealing gets stronger as pressure rises. It is widely used in the rod and piston positions of hydraulic cylinders.
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.