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5106 LEGO Technic Two-Way Valve and Non-Return Valve thumbnail image

5106 LEGO Technic Two-Way Valve and Non-Return Valve
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5106 LEGO Technic Two-Way Valve and Non-Return Valve
  • Two-Way Valve and Non-Return Valve thumbnail

LEGO 5106 Two-Way Valve and Non-Return Valve is a vintage Service Packs set from 1987 valued at $22 for new and sealed sets, up 536% from an original retail price of $3.49. Annual appreciation has averaged 3.31% since release. On the used market, values range from $9 to $11 based on condition.

Set Value (New/Sealed)

This chart represents the current new/sealed value of the set Two-Way Valve and Non-Return Valve since June 2017. Very high accuracy
LEGO 5106-1 Two-Way Valve and Non-Return Valve is a Service Packs Technic set released in 1987, containing 2 pieces. It includes a light gray pneumatic distribution block 2 x 4 with a non-return (check) valve and a light gray pneumatic switch with top studs. The components were supplied as spare/expansion parts for Technic pneumatic systems of the era, enabling airflow control and one-way flow within larger Technic builds.

A new and sealed Two-Way Valve and Non-Return Valve is currently valued at around $22, with annual growth of approximately 3%. The average used price is $10 for those in good overall condition. New and sealed listings currently range from $18 to $31. Based on current trends, this set could be valued near $23 within the next year.
All regions

For Sale (New/Sealed)

 (DE) BrickLink store alsterbrick $17.24
-22.3%
misb $19.42
-12.5%
(NL) BrickLink store Wereldstenen $27.11
+22.2%
(NL) BrickLink store Wereldstenen $33.08
+49.1%

Sets in Service Packs / Technic

1346 Touch Sensors, 4.5V

Theme / Subtheme Service Packs / Technic
Year 1987
Pieces 2
Availability Retired
1346 LEGO Technic Touch Sensors, 4.5V
Retail $5.99
Value $31.85
Growth  +431.7%
Annual growth 3.4%

5102 Pneumatic Tube Black and Grey 60 and 100 cm

Theme / Subtheme Service Packs / Technic
Year 1987
Pieces 2
Availability Retired
5102 LEGO Technic Pneumatic Tube Black and Grey 60 and 100 cm
Retail $1.99
Value $23.62
Growth  +1086.9%
Annual growth 6.6%

5103 Pneumatic Spring Cylinder 48 mm Red

Theme / Subtheme Service Packs / Technic
Year 1987
Pieces 1
Availability Retired
5103 LEGO Technic Pneumatic Spring Cylinder 48 mm Red
Retail $1.99
Value $8.71
Growth  +337.7%
Annual growth 4.4%

5104 Pneumatic Piston Cylinder 48 mm Yellow

Theme / Subtheme Service Packs / Technic
Year 1987
Pieces 1
Availability Retired
5104 LEGO Technic Pneumatic Piston Cylinder 48 mm Yellow
Retail $1.99
Value $13.59
Growth  +582.9%
Annual growth 4.2%

5105 Pneumatic Piston Cylinder 64 mm Yellow

Theme / Subtheme Service Packs / Technic
Year 1987
Pieces 1
Availability Retired
5105 LEGO Technic Pneumatic Piston Cylinder 64 mm Yellow
Retail $2.49
Value $19.33
Growth  +676.3%
Annual growth 5.4%

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Two-Way Valve and Non-Return Valve Reviews

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About Service Packs Technic

The LEGO Technic Service Packs theme consisted of supplemental sets designed specifically for the LEGO Technic line. Introduced primarily in the 1980s and 1990s, these packs provided specialized Technic parts, components, or mechanisms. Unlike full-fledged sets, these packs focused on offering additional or replacement pieces to enhance or complete existing Technic models. They catered to builders who needed specific parts, whether for customization, expansion, or replacement of lost elements.

Technic consists of 70 sets that ran from 1978 to 1999.
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