Pololu Universal Aluminum Mounting Hub for 1/4″ (6.35mm) Shaft, #4-40 Holes (2-Pack)

Pololu item #: 1993
Brand: Pololu supply outlook
Status: Active and Preferred 
RoHS 3 compliant

Price break Unit price (US$)
1 9.95
5 9.15
25 8.42


backorders allowed

These universal aluminum mounting hubs allow you to mount custom wheels and mechanisms to 1/4 inch (6.35 mm) diameter motor shafts. The set includes two hubs, four #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 six 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:

Alternatives available with variations in these parameter(s): shaft diameter mounting hole size Select variant…

 Description Specs (4) Pictures (2) Resources (2) FAQs (0) On the blog (3) 

Dimensions

Size: 25.4 mm diameter × 9.2 mm thick
Weight: 6.7 g1
Shaft diameter: 0.250 in
Mounting hole size: #4-402

Notes:

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

Related Products

Hex (Allen) Wrench 0.05"
Machine Screw: #4-40, 1/2″ Length, Phillips (25-pack)
Machine Hex Nut: #4-40 (25-pack)
Pololu Universal Aluminum Mounting Hub for 1/4″ (6.35mm) Shaft, M3 Holes (2-Pack)
Pololu Aluminum Scooter Wheel Adapter for 1/4″ Shaft

Related Categories

Pololu Universal Mounting Hubs
NEMA 23 Stepper Motors
Pololu Wheels and Tracks
Nuts and Screws
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