Push-in Fitting (SM Series)
Features
This connector is a universal pneumatic connector with convenient operation, reliable sealing and compact design as its core advantages. It can effectively improve the assembly efficiency and operational stability of pneumatic systems and is an ideal choice for pneumatic connections in automated equipment.
Applications
1. Industrial Automation Equipment
Applications: This is the core application area. Common applications include robotic arms, welding equipment, CNC machine tools (CNC) tool changers and clamping air circuits, automatic loading and unloading mechanisms, and testing equipment.
2. Packaging and Filling Machinery
Applications: Automated packaging lines, filling machines, labeling machines, and packaging machines for food, pharmaceuticals, and daily chemical products.
3. Electronics and Semiconductor Manufacturing Equipment
Applications: PCB processing equipment, chip testing and sorting machines, SMT placement machines, and wafer handling equipment.
4. Automotive Manufacturing and Assembly Lines
Applications: Tools (such as pneumatic wrenches) on automotive assembly lines, door/seat installation stations, and engine test benches.
5. Medical Equipment
Applications: Dental chairs, operating tables, hospital beds, and analytical instruments (Note: limited to non-critical, non-fluid-contact pneumatic control components).
6. Other General Industrial
Applications: Printing machinery, textile machinery, woodworking machinery, robotic workstations, and any other applications using compressed air as a power source.
Dimensional Drawing
Specifications
| Model | R | L1 | L2 | H1 | H2 |
| 20SM | R1/4 | 13.5 | 55 | 21 | 19 |
| 30SM | R3/8 | 14.5 | 56 | 21 | 19 |
| 40SM | R1/2 | 16.5 | 58.5 | 21 | 21 |
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FAQ
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Q: Does it support a variety of tubing materials?
A: This product is compatible with common hoses such as PU and nylon. We recommend using tubing with standard wall thickness to ensure a good seal.

Directional Control Valves
Air Cylinders
Rotary Actuators/Air Grippers
Vacuum Equipment
Air Preparation Equipment
Modular F.R.L.
Fittings and Tubing,Flow Control Equipment
Sensors/Switches
