DFM-20-20-P-A-KF-F1A
Product ID:516196
Updated: 2026/5/29

Key Features
- 1Piston diameter: 20 mm
- 2Theoretical force at 6 bar, advancing stroke: 188 N
- 3Stroke: 20 mm
- 4Cushioning: Elastic cushioning rings/plates at both ends
- 5Position detection: Via proximity switch
Technical Specifications
Detailed engineering parameters
| Parameter | Value | Parameter | Value |
|---|---|---|---|
| Piston rod material | High-alloy stainless steel | Housing material | Wrought aluminium alloy |
| Seal material | NBR | Cover material | Wrought aluminium alloy |
| Material note | RoHS compliant | Pneumatic connection | M5 |
| Spare ports | See product drawing | Moving mass centre of gravity as a function of stroke | 17.5 mm |
| Product weight | 747 g | Moving mass | 376 g |
| Theoretical force at 6 bar, advancing stroke | 188 N | Theoretical force at 6 bar, return stroke | 141 N |
| Max. effective payload depending on stroke at specified distance xs | 46 N | Max. permissible torque load Mx as a function of stroke | 2.43 Nm |
| Max. torque Mz, static | 5.61 Nm | Max. moment Mz | 4.49 Nm |
| Max. torque My, static | 5.61 Nm | Max. moment My | 4.49 Nm |
| Max. torque Mx, static | 14.79 Nm | Max. moment Mx | 11.84 Nm |
| Max. force Fz, static | 510 N | Max. force Fz | 408 N |
| Max. force Fy, static | 510 N | Max. force Fy | 408 N |
| Impact energy at end positions | 0.2 J | Ambient temperature | -5 / 60 °C |
| Cleanroom suitability according to ISO 14644-14 | Class 6, in accordance with ISO 14644-1 | Suitable for lithium-ion battery production | Suitable for battery production with reduced copper/zinc/nickel values (F1a) |
| Paint-wetting impairment substance (PWIS) conformity | VDMA24364-B1/B2-L | Corrosion resistance class CRC | 0 - No corrosion resistance |
| Operating and pilot medium note | Can be operated with lubricated medium (subsequently must always be operated with lubricated medium) | Operating medium | Compressed air in accordance with ISO 8573-1:2010 [7:4:4] |
| Operating mode | Double-acting | Max. speed | 0.8 m/s |
| Operating pressure | 2 / 10 bar | Variant | No metals containing copper, zinc or nickel as main components. Exceptions: nickel contained in steel, electroless nickel-plated surfaces, printed circuit boards, cables, electrical plug connectors and coils. |
| Symbol | 00991737 | Position detection | Via proximity switch |
| Design feature | Guide | Guide | Recirculating ball bearing guide |
| Mounting position | Optional | Cushioning | Elastic cushioning rings/plates at both ends |
| Operating mode, drive unit | Mounting plate | Piston diameter | 20 mm |
| Stroke | 20 mm | Distance xs from load centre of gravity to mounting plate | 50 mm |
Specifications may be subject to change without notice
