
The AirTAC Airtac MBLC Aluminum Alloy Mini Air Cylinder MBLC20X160SU is a genuine double-acting aluminum-barrel mini round cylinder with a Ø20mm bore and 160mm stroke, G1/8 air ports and a fixed rubber bumper. Its compact riveted body suits push, hold and clamp motion in tight machine spaces.
The AirTAC MBLC20X160SU is a compact double-acting aluminum mini cylinder featuring a 20mm bore and 160mm stroke. It integrates a screw-adjustable pneumatic cushion at both stroke ends, delivering smooth deceleration for faster cycling. Delivering 157N push and 132N pull force at 0.5 MPa, it is built around a riveted rolling-packed barrel for light weight in tight spaces.
This SKU includes a built-in magnet (S) for CMSG, DMSG or EMSG sensor switches, and a U flat-end rear cover for rigid mounting. The Ø8mm carbon-steel rod has 20um hard-chrome plating, sealed by a heterogeneous two-way grease-retaining piston seal. The cushion needle is tuned to match the load, reducing end-cover impact without acting as a mechanical lock.
| Model | Airtac MBLC Aluminum Alloy Mini Air Cylinder MBLC20X160SU |
|---|---|
| Series | MBL aluminum-barrel mini round cylinder |
| Bore size | Ø20 mm |
| Stroke | 160 mm |
| Acting type | Double acting |
| Port size | G1/8 |
| Rod thread | M8×1.25 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.15 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 30 – 800 mm/s |
| Cushion | Rubber bumper (MBLC variant: adjustable air cushion) |
| Max stroke | Up to 500 mm |
Specifications follow the official AirTAC MBL series datasheet. Confirm against the product label before installation. Standard stroke to 500 mm (special order to 800 mm). Thread options: PT / G / NPT.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 157 N | 132 N |
| 0.7 MPa | 220 N | — |
| Max (@1.0 MPa) | 32 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MBL | Aluminum-barrel mini round cylinder, double acting. |
|---|---|
| 20 | Bore size in mm. |
| ×160 | Stroke length in mm. |
| -S | Optional built-in magnet for sensor position sensing. |
Related variants: MBLC (adjustable cushion), MBLD (double rod), MBLJ (adjustable stroke), MSBL/MTBL (single acting).
Pushes a linear guide carriage on an electronics assembly line, using the adjustable air cushion to decelerate the 157N thrust smoothly before the stroke end.
Extends 160mm to seat electronic connectors, relying on the DMSG sensor switch and tunable cushion to prevent impact damage during rapid cycling.
Actuates a small packaging flap mechanism where the compact riveted aluminum barrel fits neatly within tight machine guarding.
At 0.5 MPa this 20mm bore generates 157N push and 132N pull. If your application requires less force, there is no smaller bore in this series; step up to the 25mm bore for 245N push and 206N pull. Choose this MBLC over the base MBL when cycle speeds are high enough that a fixed rubber bumper would wear prematurely. The U flat-end cover provides rigid rear mounting, while the PT port thread is standard.
With a 160mm stroke on an Ø8mm rod, side-load tolerance is low; use an external guide rail to prevent rod bending. To replace this unit, match the 20mm bore, 160mm stroke, G1/8 port, PT thread, U flat-end cover, and S magnet. A plain MBLC does not hold position if air is lost; add an external rod lock for vertical loads.
Quick checklist
At 0.5 MPa it provides 157N push and 132N pull. At 0.7 MPa it provides 220N push and 185N pull. The maximum theoretical force is 32 kgf at 1.0 MPa. It operates on filtered air between 0.15-1.0 MPa at speeds of 30-800 mm/s.
The cushion traps exhaust air at both stroke ends, using a screw-tunable needle to regulate the bleed rate. This decelerates the piston smoothly to reduce impact and noise on fast moves. It only dampens near the end of travel; it is not a brake and will not hold the load if air pressure is lost.
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