ER Nut

ER nut is a basic nut with surface treatment for friction reduction. It has slots on the out diameter and uses a spanner wrench for nut tightening.

Model	ER11-A, ER11-M, ER11-T, ER16-A, ER16-M, ER16-T, ER20-A, ER20-M, ER20-T, ER25-B, ER25-M, ER25-T, ER32-B, ER32-T, ER40-B, ER40-T, ER50-B, ER50-T, ER8-M
Material	High quality spring steel 40CR
Accuracy	AA grade(0.005)mm
Hardness	HRC48-52
Packaging	Paper box, Plastic box

Product Details