ER High Speed Mini Nuts

Use ER High Speed mini nuts for applications where speed exceeds 10,000 RPM's. They are balanced to G2.5 for 20,000 RPM's. These nuts are used on collet holders and multi-spindle heads where center or shoulder distances are important.

* Recommended torque is 80-90% of maximum value.
* Torque Wrenches available!

ER High Speed Mini Nuts

  • Factory balanced to 20,000 RPM at G2.5

  • Minimum nose O.D.

 

Note: *Use a castle type wrench to torque down the nut to 80-90% of maximum value.
Do not over tighten these nuts.

ER High Speed Mini Nuts

Part No. Description D B M Wrench Max. Torque*
33108 ER 8 HS Mini Nut 12mm 11mm M10 x 0.75 4620 7 ft/lbs.
33111 ER 11 HS Mini Nut 16mm 12mm M13 x 0.75 4621 14 ft/lbs.
33116 ER 16 HS Mini Nut 22mm 18mm M19 x 1.0 4622 22 ft/lbs.
33120 ER 20 HS Mini Nut 28mm 19.5mm M24 x 1.0 4623 25 ft/lbs.
33125 ER 25 HS Mini Nut 35mm 21mm M30 x 1.0 4624 29 ft/lbs.
33125-L ER 25 HS L-Hand Nut 35mm 21mm M30 x 1.0 4624 29 ft/lbs.