
NM168 Flexible Jaw Coupling
NM168 NM flexible coupling reference data and RFQ guidance.
View details →NM coupling rubber elements are replacement wear components for the flexible interface between the two hubs. Match the element to the actual NM size and in

NM coupling rubber elements are replacement wear components for the flexible interface between the two hubs. Match the element to the actual NM size and inspect the hubs before treating an element change as a complete repair.
| Item | What to confirm |
|---|---|
| Series / size | Provide the exact series and model when known. |
| Shaft bores | Both shaft diameters, keyway and fit requirement. |
| Torque / power | Operating torque or motor power plus speed. |
| Speed | Normal and maximum operating rpm. |
| Misalignment / movement | State the expected axial, angular or radial condition when applicable. |
| Environment | Temperature, contamination, lubrication or special material needs where relevant. |
Use this family because its mechanical principle fits the machine — not simply because it looks similar to the removed coupling. For replacement work, photos should be paired with measured dimensions. For new equipment, a shaft or interface drawing gives the cleanest basis for review.
NM couplings remain the primary product family on this site. This related family is offered as an alternative enquiry route when the buyer needs a different coupling principle, construction or maintenance approach.
Send the shaft sizes, speed, duty and quantity. We will review the model and machining details before quotation.