Fittings and adapters
Shaft Coupler Assembly
- Bounding box
- 304.8 × 42.0 × 42.0 mm
- Engine
- Precision B-rep
- Parameters
- 5
- Published
- November 2, 2026
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The prompt
$fn = 100; // Parameters coupler_od = 42; wall = 3.175; coupler_id = coupler_od - 2*wall; coupler_length = 76.2; // 3 inches connector_dia = 25; edge_spacing = 152.4; // 6 inches center_spacing = edge_spacing + coupler_od; connector_length = center_spacing - coupler_od; // Connector translate([0,0,0]) rotate([0,90,0]) cylinder(d=connector_dia, h=connector_length); // Left Coupler translate([-coupler_length,0,0]) rotate([0,90,0]) difference() { cylinder(d=coupler_od, h=coupler_length); cylinder(d=coupler_id, h=coupler_length+0.2); } // Right Coupler translate([connector_length,0,0]) rotate([0,90,0]) difference() { cylinder(d=coupler_od, h=coupler_length); cylinder(d=coupler_id, h=coupler_length+0.2); }
Parameters
| Name | Value | Range |
|---|---|---|
| Coupler Outer Diameter | 42 mm | 10 – 100 |
| Coupler Wall Thickness | 3.18 mm | 0.5 – 20 |
| Coupler Length | 76.2 mm | 5 – 200 |
| Connector Diameter | 25 mm | 5 – 80 |
| Connector Length | 152.4 mm | 10 – 300 |
Every value above is a live dimension. Open a model like this in the editor and each one becomes a slider you can drag before exporting.
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