341997 1997 - Pololu Universal Aluminum Mounting Hub for 4mm Shaft, M3 Holes (2-Pack)

1997 - Pololu Universal Aluminum Mounting Hub for 4mm Shaft, M3 Holes (2-Pack)

The set includes two hubs, two M3 set screws for securing the hubs to motor shafts, and one 1.5 mm Allen wrench for use with the set screws. Each hub has four threaded mounting holes for M3 screws
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Details

These universal aluminum mounting hubs allow you to mount custom wheels and mechanisms to 4 mm diameter motor shafts. The set includes two hubs, two M3 set screws for securing the hubs to motor shafts, and one 1.5 mm Allen wrench for use with the set screws. Each hub has four threaded mounting holes for M3 screws (not included).

These universal mounting hubs are designed to work with most 4 mm diameter shafts, including round shafts, and “D” shafts. Each of the two included hubs has four mounting holes for M3 screws (not included), letting you mount custom wheels or mechanisms to your motors. The two included M3 hex set screws (one for each hub) allow secure coupling of shaft to hub, and a 1.5 mm hex wrench is included for use with the set screws. A dimension diagram of the hub is available under the resources tab.

Dimensions

Size: 19 mm diameter × 5 mm thick
Weight: 3.2 g1
Shaft diameter: 4 mm
Mounting hole size: M32

Notes:

1 For a single hub only (without set screw).
2 This is also the size of the set screw.

Pololu universal aluminum mounting hub for 4mm shaft, M3 holes mechanical drawing (34k pdf)
Printable mechanical drawing for the Pololu universal aluminum mounting hub for 4mm shaft, M3 holes.
3D model of Pololu Universal Aluminum Mounting Hub for 4mm Shaft, M3 Holes (1MB step)

Specifications

Part. No. : 1997

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