
The AirTAC Airtac MAJ Double Rod Adjustable Stainless Steel Mini Cylinder MAJ16X45-10S is a genuine double acting, adjustable stroke standard round-body mini air cylinder with a Ø16mm bore and 45mm stroke, M5×0.8 air ports and a stainless-steel barrel with a hard-chrome-plated rod for reliable, mildly corrosion-resistant service.
Fine positioning in a 16 mm package: the MAJ16X45-10S runs a 45 mm stroke that an external stop screw shortens by up to 10 mm, so fixture tweaks need no reordering. Double acting throughout, it delivers 100.5 N push and 86.4 N pull at 0.5 MPa - enough for light clamps, probes and sorting fingers.
The riveted stainless barrel pairs with a hard-chrome plated 6 mm rod, a combination that outlasts painted minis where coolant mist or humidity is present. Plan on about 60 N of usable force (six tenths of the 0.5 MPa rating); vertically that is roughly 5 kg of lift with a 2:1 margin. Every unit carries its magnet as standard, so CMSG / DMSG / EMSG switches are a clip-on, not an option.
| Model | Airtac MAJ Double Rod Adjustable Stainless Steel Mini Cylinder MAJ16X45-10S |
|---|---|
| Series | MAJ mini cylinder |
| Bore size | Ø16 mm |
| Stroke | 45 mm |
| Acting type | Double acting, adjustable stroke |
| 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 | Fixed anti-impact bumper pads |
| 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.
| MAJ | Standard round-body mini cylinder (adjustable-stroke). |
|---|---|
| 16 | Bore size in mm. |
| ×45 | Stroke length in mm. |
| -10 | 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.
Clamp thin aluminium brackets on a drill jig; 100.5 N seats the part and the 10 mm trim absorbs bracket tolerance.
Extend a probe into PCB test nests; the built-in magnet drives a CMSG switch to confirm full extension before the test starts.
Close light fingers around small connectors on an assembly cell; the compact riveted round body sits where profile cylinders will not fit.
If 100.5 N at 0.5 MPa feels light, step up to the 20 mm bore at 157.0 N; there is nothing smaller in the MA range. The 10 mm window only trims the extend stroke - it is a mechanical end stop, not a mid-stroke lock, so never rely on it to hold a load when supply air drops. Mount FA flange or LB foot, add I or Y rod knuckles for pivoting links, set cycle speeds anywhere in the 30-800 mm/s band, and feed it 0.15-1.0 MPa (22-145 psi) of filtered air.
Quick checklist
Push is 100.5 N and pull 86.4 N at 0.5 MPa; at 0.7 MPa expect 140.7 N push and 120.9 N pull, with a 20.5 kgf theoretical maximum at 1.0 MPa. The port is M5x0.8 and the male rod thread M6x1.0.
It lets an external stop screw shorten the extend stroke by up to 10 mm from the full 45 mm, all done on site with a wrench. It works only on extension, cannot add travel, and because it is a simple end stop rather than a cushion or lock, the piston still drifts if supply air is lost.
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