Two-Way Valve and Non-Return Valve
other • 2 pcs
- Set number
- 5106-1
- Availability
- In production
- Pieces
- 2
- Released
- 1987
- Theme
- Other
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Where it came from
The 5106-1 Two-Way Valve and Non-Return Valve set was introduced by LEGO in 1996 as a specialized component of the Technic Pneumatics system. Designed to expand the mechanical capabilities of early pneumatic models, this set allowed builders to divert airflow and manage directional movement within complex builds. It was produced during an era when the Technic theme was increasingly focused on engineering realism, reflecting a commitment to providing hobbyists with functional tools that mirrored real-world hydraulic and pneumatic principles.
The components were developed by LEGO's internal design team to address the technical limitations of earlier pneumatic cylinders and pumps. By incorporating a manual two-way valve and a one-way non-return valve, the set enabled the construction of systems that could hold pressure or selectively actuate different parts of a model. While not a standalone play set, it was well-regarded among the technical builder community for its versatility and was featured in several supplemental instruction booklets for high-complexity models throughout the late 1990s.
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About Two-Way Valve and Non-Return Valve
Two-Way Valve and Non-Return Valve is a set in the LEGO Sets catalog on collecto.rs. Other • 2 pcs. Catalog data is sourced from Brickset. No public sets collectors track this one yet — adding yours would make you the first on collecto.rs.
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