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Pneumatic piston U-cup seal, K50, PU, Kastas
Code: KAT_KASK50PU_000100
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Typ: Pneumatic piston U-cup seal 16 x 10 x 3 K50-016 PU, Kastas
Stock
(1 pcs)
| KAT_KASK50PU_000100
Delivery to:
04/11/2026
€1,25
€1,03
excl. VAT
Typ: Pneumatic piston U-cup seal 19.05 x 12.7 x 3.53 K50 PU, Kastas
Stock
(6 pcs)
| KAT_KASK50PU_000200
Delivery to:
04/11/2026
€7,39
€6,11
excl. VAT
Typ: Pneumatic piston U-cup seal 31.75 x 25.4 x 3.53 K50 PU, Kastas
Stock
(10 pcs)
| KAT_KASK50PU_000300
Delivery to:
04/11/2026
€14,80
€12,23
excl. VAT
Typ: Pneumatic piston U-cup seal 32 x 24 x 5.5 K50-032 PU, Kastas
Stock
(36 pcs)
| KAT_KASK50PU_000400
Delivery to:
04/11/2026
€1,56
€1,29
excl. VAT
Typ: Pneumatic piston U-cup seal 35 x 27 x 4 K50-035 PU, Kastas
Not on stock
| KAT_KASK50PU_000500
€1,98
€1,64
excl. VAT
Typ: Pneumatic piston U-cup seal 36 x 26 x 7 K50-036/1 PU, Kastas
Stock
(113 pcs)
| KAT_KASK50PU_000600
Delivery to:
04/11/2026
€1,98
€1,64
excl. VAT
Typ: Pneumatic piston U-cup seal 36.51 x 25.40 x 7.95 K50-036 PU, Kastas
Stock
(6 pcs)
| KAT_KASK50PU_000700
Delivery to:
04/11/2026
€1,98
€1,64
excl. VAT
Typ: Pneumatic piston U-cup seal 38.10 x 30.16 x 7.14 K50-038 PU, Kastas
Stock
(10 pcs)
| KAT_KASK50PU_000800
Delivery to:
04/11/2026
€1,98
€1,64
excl. VAT
Typ: Pneumatic piston U-cup seal 40 x 30 x 7 K50-040 PU, Kastas
Stock
(45 pcs)
| KAT_KASK50PU_000900
Delivery to:
04/11/2026
€1,98
€1,64
excl. VAT
Typ: Pneumatic piston U-cup seal 42 x 30 x 10 K50-042 PU, Kastas
Stock
(33 pcs)
| KAT_KASK50PU_001000
Delivery to:
04/11/2026
€1,98
€1,64
excl. VAT
Typ: Pneumatic piston U-cup seal 50 x 36 x 7 K50-050/1 PU, Kastas
Not on stock
| KAT_KASK50PU_001100
€2,36
€1,95
excl. VAT
Typ: Pneumatic piston U-cup seal 50 x 40 x 7 K50-050 PU, Kastas
Stock
(6 pcs)
| KAT_KASK50PU_001200
Delivery to:
04/11/2026
€2,27
€1,88
excl. VAT
Typ: Pneumatic piston U-cup seal 50.08 x 41.27 x 7.14 K50-050/5 PU, Kastas
Stock
(30 pcs)
| KAT_KASK50PU_001300
Delivery to:
04/11/2026
€2,42
€2
excl. VAT
Typ: Pneumatic piston U-cup seal 50.8 x 39.29 x 9.52 K50-050/3 PU, Kastas
Stock
(10 pcs)
| KAT_KASK50PU_001400
Delivery to:
04/11/2026
€2,42
€2
excl. VAT
Typ: Pneumatic piston U-cup seal 50.8 x 40.54 x 7.54 K50-050/4 PU, Kastas
Stock
(9 pcs)
| KAT_KASK50PU_001500
Delivery to:
04/11/2026
€2,42
€2
excl. VAT
Typ: Pneumatic piston U-cup seal 53.97 x 44.45 x 6.35 K50-053 PU, Kastas
Not on stock
| KAT_KASK50PU_001600
€2,49
€2,06
excl. VAT
Typ: Pneumatic piston U-cup seal 57.15 x 44.45 x 7.93 K50-057 PU, Kastas
Stock
(33 pcs)
| KAT_KASK50PU_001700
Delivery to:
04/11/2026
€2,49
€2,06
excl. VAT
Typ: Pneumatic piston U-cup seal 63 x 53 x 7 K50-063 PU, Kastas
Stock
(9 pcs)
| KAT_KASK50PU_001800
Delivery to:
04/11/2026
€2,49
€2,06
excl. VAT
Typ: Pneumatic piston U-cup seal 63.1 x 46.3 x 7.6 K50-063/1 PU, Kastas
Stock
(10 pcs)
| KAT_KASK50PU_001900
Delivery to:
04/11/2026
€2,65
€2,19
excl. VAT
Typ: Pneumatic piston U-cup seal 63.5 x 50 x 7.95 K50-063/4 PU, Kastas
Not on stock
| KAT_KASK50PU_002000
€2,68
€2,21
excl. VAT
Typ: Pneumatic piston U-cup seal 63.5 x 51.19 x 10.31 K50-063/3 PU, Kastas
Stock
(6 pcs)
| KAT_KASK50PU_002100
Delivery to:
04/11/2026
€2,68
€2,21
excl. VAT
Typ: Pneumatic piston U-cup seal 66.67 x 57.15 x 7.94 K50-066 PU, Kastas
Stock
(6 pcs)
| KAT_KASK50PU_002200
Delivery to:
04/11/2026
€2,68
€2,21
excl. VAT
Typ: Pneumatic piston U-cup seal 69.85 x 53.97 x 9.52 K50-069 PU, Kastas
Stock
(8 pcs)
| KAT_KASK50PU_002300
Delivery to:
04/11/2026
€2,97
€2,45
excl. VAT
Typ: Pneumatic piston U-cup seal 76.2 x 58.3 x 13.89 K50-076 PU, Kastas
Not on stock
| KAT_KASK50PU_002400
€3,80
€3,14
excl. VAT
Typ: Pneumatic piston U-cup seal 80 x 67.3 x 6.35 K50-080/2 PU, Kastas
Stock
(2 pcs)
| KAT_KASK50PU_002500
Delivery to:
04/11/2026
€2,90
€2,40
excl. VAT
Typ: Pneumatic piston U-cup seal 80 x 68 x 8.5 K50-080 PU, Kastas
Stock
(4 pcs)
| KAT_KASK50PU_002600
Delivery to:
04/11/2026
€2,90
€2,40
excl. VAT
Typ: Pneumatic piston U-cup seal 82.55 x 70.64 x 8.73 K50-082 PU, Kastas
Stock
(4 pcs)
| KAT_KASK50PU_002700
Delivery to:
04/11/2026
€2,90
€2,40
excl. VAT
Typ: Pneumatic piston U-cup seal 90 x 78 x 8.5 K50-090 PU, Kastas
Not on stock
| KAT_KASK50PU_002800
€2,97
€2,45
excl. VAT
Typ: Pneumatic piston U-cup seal 93 x 81 x 8.5 K50-093 PU, Kastas
Stock
(4 pcs)
| KAT_KASK50PU_002900
Delivery to:
04/11/2026
€2,97
€2,45
excl. VAT
Typ: Pneumatic piston U-cup seal 98.42 x 86.51 x 9.52 K50-098 PU, Kastas
Stock
(21 pcs)
| KAT_KASK50PU_003000
Delivery to:
04/11/2026
€3,13
€2,59
excl. VAT
Typ: Pneumatic piston U-cup seal 100 x 88 x 8.5 K50-100 PU, Kastas
Not on stock
| KAT_KASK50PU_003100
€3,22
€2,66
excl. VAT
Typ: Pneumatic piston U-cup seal 101.6 x 83.56 x 12.7 K50-101 PU, Kastas
Not on stock
| KAT_KASK50PU_003200
€4,24
€3,50
excl. VAT
Typ: Pneumatic piston U-cup seal 125 x 105 x 8.25 K50-125/1 PU, Kastas
Not on stock
| KAT_KASK50PU_003300
€4,24
€3,50
excl. VAT
Typ: Pneumatic piston U-cup seal 125 x 110 x 10 K50-125 PU, Kastas
Stock
(4 pcs)
| KAT_KASK50PU_003400
Delivery to:
04/11/2026
€4,24
€3,50
excl. VAT
Typ: Pneumatic piston U-cup seal 127 x 107.15 x 17.06 K50-127/1 PU, Kastas
Stock
(10 pcs)
| KAT_KASK50PU_003500
Delivery to:
04/11/2026
€6,38
€5,27
excl. VAT
Typ: Pneumatic piston U-cup seal 127 x 107.95 x 11.81 K50-127 PU, Kastas
Stock
(10 pcs)
| KAT_KASK50PU_003600
Delivery to:
04/11/2026
€4,24
€3,50
excl. VAT
Typ: Pneumatic piston U-cup seal 152.4 x 134.94 x 19.05 K50-152 PU, Kastas
Not on stock
| KAT_KASK50PU_003700
€9,34
€7,72
excl. VAT
Typ: Pneumatic piston U-cup seal 158 x 146 x 8.5 K50-158 PU, Kastas
Stock
(3 pcs)
| KAT_KASK50PU_003800
Delivery to:
04/11/2026
€8,39
€6,93
excl. VAT
Typ: Pneumatic piston U-cup seal 160 x 140 x 8.25 K50-160/1 PU, Kastas
Stock
(1 pcs)
| KAT_KASK50PU_003900
Delivery to:
04/11/2026
€8,10
€6,69
excl. VAT
Typ: Pneumatic piston U-cup seal 160 x 140 x 14 K50-160 PU, Kastas
Stock
(3 pcs)
| KAT_KASK50PU_004000
Delivery to:
04/11/2026
€8,83
€7,30
excl. VAT
Typ: Pneumatic piston U-cup seal 160 x 145 x 10 K50-160/2 PU, Kastas
Not on stock
| KAT_KASK50PU_004100
€8,10
€6,69
excl. VAT
Typ: Pneumatic piston U-cup seal 180 x 160 x 12 K50-180 PU, Kastas
Not on stock
| KAT_KASK50PU_004200
€9,09
€7,51
excl. VAT
Typ: Pneumatic piston U-cup seal 180 x 160 x 14 K50-180/1 PU, Kastas
Not on stock
| KAT_KASK50PU_004300
€9,92
€8,20
excl. VAT
Typ: Pneumatic piston U-cup seal 200 x 180 x 14 K50-200 PU, Kastas
Stock
(3 pcs)
| KAT_KASK50PU_004400
Delivery to:
04/11/2026
€14,70
€12,15
excl. VAT
Typ: Pneumatic piston U-cup seal 203.2 x 182.56 x 22.22 K50-203 PU, Kastas
Stock
(5 pcs)
| KAT_KASK50PU_004500
Delivery to:
04/11/2026
€20,31
€16,79
excl. VAT
Typ: Pneumatic piston U-cup seal 250 x 226 x 16 K50-250 PU, Kastas
Not on stock
| KAT_KASK50PU_004600
€22,67
€18,74
excl. VAT
Typ: Pneumatic piston U-cup seal 254 x 223.83 x 26.1 K50-254 PU, Kastas
Stock
(1 pcs)
| KAT_KASK50PU_004700
Delivery to:
04/11/2026
€34,31
€28,36
excl. VAT
Typ: Pneumatic piston U-cup seal 320 x 295 x 17 K50-320 PU, Kastas
Stock
(1 pcs)
| KAT_KASK50PU_004800
Delivery to:
04/11/2026
€40,05
€33,10
excl. VAT
Product detailed description
The single-acting K50 pneumatic piston seal is a U-cup seal suitable for piston applications. Thanks to the specially designed structure of its outer lip, it can respond quickly to compressed air.
Advantages
- Excellent static and dynamic sealing effect thanks to the special design
- Low friction
- Wide range of sizes
- Suitable for systems with long-stroke cylinders and high axial loads
- Easy installation
Applications
- Pneumatic cylinders
- Recommended for use in general pneumatic cylinders and cylinders according to ISO 15552.
Also searched as: pneumatic seal, pneumatic cylinder seal, pneumatic U-cup, PU, polyurethane, Kastas, K50, Kastas K50.
Additional parameters
| Category: | Piston seal |
|---|---|
| Úroveň kvality: | výkon |
| Vnitřní průměr: | 295mm |
| Vnější průměr: | 320mm |
| Výška: | 17mm |
