Pololu Universal Aluminum Mounting Hub for 4mm Shaft, #4-40 Holes (2-Pack)

Pololu Universal Aluminum Mounting Hub for 4mm Shaft, #4-40 Holes (2-Pack)
Pololu item #: 1081 838 in stock

Price break Unit price (US$)
1 6.95
10 6.12
100 5.21


backorders allowed

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 #4-40 set screws for securing the hubs to motor shafts, and one 0.05″ Allen wrench for use with the set screws. Each hub has four threaded mounting holes for #4-40 screws (not included).

We have an assortment of universal mounting hubs available, spanning several shaft sizes and featuring mounting holes threaded for metric or imperial screws:

Select options:
 Description Specs (4) Pictures (3) Resources (1) FAQs (0) On the blog (0) 

Dimensions

Size: 19 mm diameter × 5 mm thick
Weight: 3.2 g1
Shaft diameter: 4 mm
Mounting hole size: #4-402

Notes:

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