'Other' Construction and Allied Systems Info & Downloads

Opset Metalmec Construction Sets

Opset Metalmec was a Meccano-like construction system. It was made in Italy and was known to exist in 1970


Info from the Metal Constructional Systems Database for OPSET METALMEC

Maker
 
System Type
Very like Meccano
Country
Italy
Dates
  to known in 1970
Material
Steel
Thread
M4
Boss Type
single-tapped
Boss Thread
M4
Diametrical Pitch of Gears
--
No. of Parts in System
42 (see comment *1)
Hole Pitch (Spacing) (mm)
12.7
Diameter of holes in Strips(mm)
4.1
Diameter of the Bore in Bosses(mm)
4.1
Diameter of Axle Rods(mm)
4.0
Types of Nuts and Bolts
Nuts: hexagonal
Bolts: cheese (slotted)
Material/Finish of Nuts and Bolts
Steel with a Black metallic finish
Size of the Nuts across Flats (mm)
8.0
Bolt diameter (mm)
6.8

Comments
4-spoke 3" Pulleys; 1" Pulleys have rubber inserts to hold them. *1 In Set 5 but manual shows a few other parts.

The MCS document for this system is shown below. It can also be downloaded to your computer if desired here

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The report can be zoomed into, made full screen or downloaded as a pdf document by using the controls provided


Below there are manuals/leaflets which can be downloaded by clicking on the appropriate image.


An Opset Metalmec manual for sets 5
(Scans from Urs Flammer)