Category
K41 Hydraulic piston seals
K41 single acting piston seal consists of PTFE sealing ring and energizer elastomer oring.
Advantages
- Low friction and stick-slip free
- Excellent dynamic and static sealing
- Long service life
- High extrusion resistance
- No hydrodynamic pressure
- High speeds and frequencies
- Designed for grooves according to ISO 7425/1
Area of Application
- Cranes
- Injection moulding machines
- Hydraulic press cylinders
- Forklifts
- Construction machinery
- Servo cylinders
- Hydraulic breakers
- Wind turbine
- Automotive industry
In this catalog
77 K41 parts, bore 4.1–496 mm across 77 sizes. Most common section heights: 8.1 mm (33), 6.3 mm (25), 4.2 mm (12).
Same bore, other series
If a K41 size is not the right profile, these cover the same ID/OD combinations:
77 parts in catalog
Technical table
Live column filters for code, category, ID, OD and H — same workflow as the store.
77 parts
| Image | Code (SKU) | Category | ID (d) | OD (D) | H (L) | Action |
|---|---|---|---|---|---|---|
 | K41-009 | K41 | 4.1 | 9 | 2.2 | |
| K41-012 | K41 | 7.1 | 12 | 2.2 | |
| K41-016 | K41 | 11.1 | 16 | 2.2 | |
| K41-018 | K41 | 10.7 | 18 | 3.2 | |
| K41-022 | K41 | 14.7 | 22 | 3.2 | |
| K41-025 | K41 | 17.7 | 25 | 3.2 | |
| K41-028 | K41 | 17.3 | 28 | 4.2 | |
| K41-030 | K41 | 19.3 | 30 | 4.2 | |
| K41-030/1 | K41 | 22.7 | 30 | 3.2 | |
| K41-032 | K41 | 21.3 | 32 | 4.2 | |
| K41-035 | K41 | 24.3 | 35 | 4.2 | |
| K41-040 | K41 | 29.3 | 40 | 4.2 | |
| K41-045 | K41 | 34.3 | 45 | 4.2 | |
| K41-050 | K41 | 39.3 | 50 | 4.2 | |
| K41-050/1 | K41 | 34.9 | 50 | 6.3 | |
| K41-052 | K41 | 41.3 | 52 | 4.2 | |
| K41-055 | K41 | 44.3 | 55 | 4.2 | |
| K41-060 | K41 | 44.9 | 60 | 6.3 | |
| K41-060/1 | K41 | 49.3 | 60 | 4.2 | |
| K41-063 | K41 | 47.9 | 63 | 6.3 | |
| K41-063/1 | K41 | 52.3 | 63 | 4.2 | |
| K41-065 | K41 | 49.9 | 65 | 6.3 | |
| K41-070 | K41 | 59.3 | 70 | 4.2 | |
| K41-070/1 | K41 | 54.9 | 70 | 6.3 | |
| K41-075 | K41 | 59.9 | 75 | 6.3 | |
| K41-080 | K41 | 64.9 | 80 | 6.3 | |
| K41-085 | K41 | 69.9 | 85 | 6.3 | |
| K41-090 | K41 | 74.9 | 90 | 6.3 | |
| K41-090/1 | K41 | 69.5 | 90 | 8.1 | |
| K41-095 | K41 | 79.9 | 95 | 6.3 | |
| K41-100 | K41 | 84.9 | 100 | 6.3 | |
| K41-110 | K41 | 94.9 | 110 | 6.3 | |
| K41-115 | K41 | 99.9 | 115 | 6.3 | |
| K41-120 | K41 | 104.9 | 120 | 6.3 | |
| K41-125 | K41 | 109.9 | 125 | 6.3 | |
| K41-130 | K41 | 109.5 | 130 | 8.1 | |
| K41-130/1 | K41 | 114.9 | 130 | 6.3 | |
| K41-135 | K41 | 114.5 | 135 | 8.1 | |
| K41-135/1 | K41 | 119.9 | 135 | 6.3 | |
| K41-140 | K41 | 124.9 | 140 | 6.3 | |
| K41-150 | K41 | 134.9 | 150 | 6.3 | |
| K41-160 | K41 | 144.9 | 160 | 6.3 | |
| K41-160/1 | K41 | 139.5 | 160 | 8.1 | |
| K41-165 | K41 | 149.9 | 165 | 6.3 | |
| K41-170 | K41 | 154.9 | 170 | 6.3 | |
| K41-175 | K41 | 159.9 | 175 | 6.3 | |
| K41-180 | K41 | 164.9 | 180 | 6.3 | |
| K41-180/1 | K41 | 159.5 | 180 | 8.1 | |
| K41-190 | K41 | 174.9 | 190 | 6.3 | |
| K41-200 | K41 | 179.5 | 200 | 8.1 |
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