Description:
Single-acting screw-in hydraulic cylinder with spring return.

Application:
For compact clamping arrangements where cylinders must be positioned closely and may operate without an opposing clamping face.

Features:
- Internal stroke limitation
- Double wipers reduce dynamic leakage
- Integrated return spring
- Can withstand maximum loads in tensioned and untensioned states
- Lineless pressure supply

Operation:
- Drilled-channel hydraulic actuation
- Spring returns piston to initial position

Material:
- Housing and piston: Steel
- Seal: NBR

Finish / Version:
- Housing: Black oxidised
- Piston: Hardened

Dimensions:
- Form: B
- Piston diameter: 25 mm
- Travel: 16 mm
- D: 7 mm
- G / Mounting thread: M38x1.5
- G1: M8
- H: 68.5 mm
- H1: 45.5 mm
- H2: 11 mm
- H3: 14 mm
- H5: 7 mm
- H6: 8 mm
- H8: 26.5 mm
- H9: 10 mm
- H10: 45 mm
- L: 52 mm
- Hexagon SW: 41 mm
- Hexagon SW1: 19 mm

Load / Force Data:
- Clamping force at 100 bar: 4.9 kN
- Clamping force at 400 bar: 19.6 kN
- Minimum spring return force: 125 N

Technical Data:
- Maximum operating pressure: 400 bar
- Oil requirement per 10 mm travel: 4.91 cm^3
- Maximum tightening torque: 80 Nm

Accessories:
- Form B: K0307 rest pads
- Form B: K0282, K0302, K1164, K0287 and K0288 self-aligning pads
- Form B: K0386 hexagonal gripper screws

Notes:
A sealing ring at the bottom of the screw-in hole seals the cylinder. No rod-space venting is required due to the plunger design. Protect from aggressive cutting and cooling agents. Form B thrust pieces are not supplied.