
Pneumatic Piston Seals
K55 Pneumatic Piston Seal
K55 pneumatic piston seal is a single acting piston seal formed by vulcanizing the metal part and the elastomer material together with special methods.
Technical details & request a quoteAdvantages
- No need for machined piston head
- Its design with venting passages provides end-of-stroke cushioning
- Perfect adaptation to sudden pressure changes thanks to venting passages.
- Easy installation
Applications
- Pneumatic Cylinders

Standard Sizes
18 sizes
| PRODUCT | D (H11) | D (h10) | H1 | D1 (±0.2) | H | S | H | MATERIAL | KASTAŞ CODE |
|---|---|---|---|---|---|---|---|---|---|
| K55-016 | 16 | 4.5 | 4.4 | 6.9 | 3.4 | 2 | 2.3 | NB7001 | 10021953 |
| K55F-016 | 16 | 4.5 | 4.4 | 6.9 | 3.4 | 2 | 2.3 | NB7001 | 10021966 |
| K55-020 | 20 | 6 | 5.5 | 9.4 | 4.4 | 2.5 | 2.8 | NB7001 | 10021955 |
| K55F-020 | 20 | 6 | 5.5 | 9.4 | 4.4 | 2.5 | 2.8 | NB7001 | 10021967 |
| K55-025 | 25 | 7 | 6.4 | 10.8 | 5.4 | 3 | 3.5 | NB7001 | 10021957 |
| K55F-025 | 25 | 7 | 6.4 | 10.8 | 5.4 | 3 | 3.5 | NB7001 | 10021968 |
| K55-032 | 32 | 8 | 7.5 | 12.5 | 6 | 3 | 3.5 | NB7001 | 10021958 |
| K55F-032 | 32 | 8 | 7.5 | 12.5 | 6 | 3 | 3.5 | NB7001 | 10021969 |
| K55-040 | 40 | 8 | 8.5 | 17 | 7 | 4 | 4.5 | NB7001 | 10021960 |
| K55F-040 | 40 | 8 | 8.5 | 17 | 7 | 4 | 4.5 | NB7001 | 10021970 |
| K55-050 | 50 | 10 | 10 | 26 | 8 | 4 | 4.5 | NB7001 | 10021962 |
| K55F-050 | 50 | 10 | 10 | 26 | 8 | 4 | 4.5 | NB7001 | 10021971 |
| K55-063 | 63 | 12 | 10 | 26 | 8 | 4 | 4.5 | NB7001 | 10021963 |
| K55F-063 | 63 | 12 | 10 | 26 | 8 | 4 | 4.5 | NB7001 | 10021972 |
| K55-080 | 80 | 16 | 11.4 | 30 | 9.9 | 5 | 5.5 | NB7001 | 10021964 |
| K55F-080 | 80 | 16 | 11.4 | 30 | 9.9 | 5 | 5.5 | NB7001 | 10021973 |
| K55-100 | 100 | 20 | 12.9 | 35 | 10.9 | 6 | 6.5 | NB7001 | 10021965 |
| K55F-100 | 100 | 20 | 12.9 | 35 | 10.9 | 6 | 6.5 | NB7001 | 10021974 |

