
The AirTAC Airtac MACJ Stainless Steel Mini Adjustable Cylinder MACJ16X100-100S is a genuine double acting, adjustable stroke + cushion standard round-body mini air cylinder with a Ø16mm bore and 100mm stroke, M5×0.8 air ports and a stainless-steel barrel with a hard-chrome-plated rod for reliable, mildly corrosion-resistant service. A variable air cushion at both ends lets you tune end-of-stroke deceleration on site.
The MACJ16X100-100S carries a trim window as long as its own travel: the -100 code means the extend stroke can be set anywhere within the full 100 mm ordered travel using an on-site stop screw. It is double-acting with variable air cushions at both ends, built as a round stainless barrel rolled onto aluminium covers, driving a hard-chrome plated 6 mm rod through damp or washed-down corners. Output at 0.5 MPa: 100.5 N push, 86.4 N pull.
Sizing math: count on roughly 60 N of usable force at 0.5 MPa, enough to lift near 5 kg vertically with a 2:1 margin. Supply pressure spans 0.15-1.0 MPa (22-145 psi) and speed reaches 800 mm/s. A magnet is factory-fitted, so CMSG, DMSG and EMSG switches drop straight onto the barrel.
| Model | Airtac MACJ Stainless Steel Mini Adjustable Cylinder MACJ16X100-100S |
|---|---|
| Series | MACJ mini cylinder |
| Bore size | Ø16 mm |
| Stroke | 100 mm |
| Acting type | Double acting, adjustable stroke + cushion |
| Port size | M5×0.8 |
| Rod thread | M6×1.0 |
| 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 | Variable air cushion, both ends |
| Max standard stroke | Up to 300 mm |
Specifications follow the official AirTAC MA-series datasheet. Barrel: stainless-steel tube (round-body, riveted rolling-packed construction); piston rod: carbon steel with 20µm hard-chrome plating; covers: aluminium alloy. Thread options: PT (blank) / G / NPT. Every MA-series cylinder ships with a built-in magnet for CMSG / DMSG / EMSG position sensors.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 101 N | 86 N |
| 0.7 MPa | 141 N | 121 N |
| Max (@1.0 MPa) | 21 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| MACJ | Standard round-body mini cylinder (adjustable-stroke, variable cushion). |
|---|---|
| 16 | Bore size in mm. |
| ×100 | Stroke length in mm. |
| -100 | Adjustable stroke window (mm the extend stroke can be shortened on site). |
| -S | Built-in magnet for CMSG / DMSG / EMSG sensors (standard on MA series). |
| CA / U / CM | Back-cover type: CA pivot, U flat-end, CM round-end. |
MA-family variants: MA / MAC (double acting ±cushion), MSA / MTA (single acting push / pull), MAD / MACD (double rod ±cushion), MAJ / MACJ (adjustable stroke ±cushion), MAR (cushioned with integrated F/U mount). Mounting accessories: FA flange, LB foot, SDB pivot; plus I and Y knuckles. Thread PT (blank) / G / NPT.
Tucks flaps on cosmetic cartons along a 100 mm reach, trimmed per SKU on the line without swapping the cylinder.
Positions a product stop gate on a bottle filling line; the window lets operators re-height it for each container batch.
Pairs with CMSG switches to index a 100 mm inspection probe stroke on an electronics test bench.
Weigh it against the fixed-stroke MAC16X100 with cushion: if you never need to retune stroke, the fixed version does the same push at a lower cost, while this one adapts on the machine. Need more muscle? Bore 20 delivers 157.0 N at 0.5 MPa in the same family. The adjuster holds the extend end stop only - on air loss the piston drifts, so add a check or lock valve if the load must hang. With a 6 mm rod over 100 mm of travel, keep side loads off the rod and guide the payload externally. FA flange and LB foot mounts, I and Y knuckles, and an M5x0.8 port (the smallest in the range) complete the order.
Quick checklist
Design values: 100.5 N push and 86.4 N pull at 0.5 MPa; 140.7 N push and 120.9 N pull at 0.7 MPa; 20.5 kgf theoretical maximum at 1.0 MPa. Derate to about 60 N of working force for a stable long-term margin.
The rolled stainless tube with aluminium end caps shrugs off washdown mist and mild corrosion that blister painted mini cylinders, while the hard-chrome plated 6 mm rod keeps the seals happy over long duty. Variable air cushions at each end let the 100 mm travel land gently even near the top of the 30-800 mm/s range.
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