shaft couplers do i need

[craftech]

Hello i was wondering if i need flexible shaft couplers from the motor to the lead screw if both ends are suported on pillow block bearings the longest screw would be 30 inches
Thanks

[buscht]

I suppose it depends on how accurate your machining and mountings are. I always use flexible couplers as it makes this part of the job easier.

[ger21]

If the alignment is not absolutely perfect, you could have some binding with out them. Flexible couplers allow for slight misalignment.

[craftech]

Hey thanks Guys i will instal them for sure .