Profile Rail System with Compact Height Rail Features

Compact Profile Rail assemblies have the same benefits as the Standard Height Rail and are specifically designed with matching the runner block to the ground rail. This combinations provides unique benefits.

Heavy Load - NU-ERER
Medium Load - NU-SER

Smooth Operation at Both High and Low Speeds

  • Precision ground full radius ball tracks provide smooth ball circulation and reduced friction.
  • The unique ball recirculation design permits stable, high speed travel.

Reliability

  • High quality materials are hardened by an advanced heat treatment system resulting in increased durability and performance.
  • Direct lubrication to ball grooves through a grease fitting insures adequate lubrication. The one-piece seal design retains lubricant and effectively protects against contamination.
  • Full radius ball raceways self-align to help absorb small mounting errors and distributes related stresses evenly.
  • The Nook Profile Rail design has been extensively tested to insure long reliable life.

Please choose from the following Profile Rail System with Compact Height Rail categories

Please select a product below to proceed.

  Rail Runner Block
Details Forces and Torques
Product Size [mm] Basic Load Ratings C [kN] Basic Load Ratings C [lbf] Basic Load Ratings C0 [kN] Basic Load Ratings C0 [lbf] Static Moment Ratings-Ma [kN-m] Static Moment Ratings-Ma [lb-in] Static Moment Ratings-Mb [kN-m] Static Moment Ratings-Mb [lb-in] Static Moment Ratings-Mc [kN-m] Static Moment Ratings-Mc [lb-in]
NU15ER Assembly
  15 8.43 1895 13.53 3041 0.07 608 0.07 608 0.13 1128
NU20ER Assembly
  20 13.92 3130 23.82 5356 0.16 1389 0.16 1389 0.26 2344
NU25ER Assembly
  25 20.00 4498 34.41 7736 0.27 2430 0.27 2430 0.44 3906
NU30ER Assembly
  30 28.24 6347 46.86 10535 0.43 3819 0.43 3819 0.72 6336
NU35ER Assembly
  35 37.55 8441 62.55 14061 0.64 5642 0.64 5642 1.13 9982
NU45ER Assembly
  45 60.20 13532 95.71 21510 1.30 11544 1.30 11544 2.30 20398
NU55ER Assembly
  55 89.53 20132 137.09 30811 2.22 19617 2.22 19617 3.95 34980

  Rail Runner Block
Details Forces and Torques
Product Size [mm] Basic Load Ratings C [kN] Basic Load Ratings C [lbf] Basic Load Ratings C0 [kN] Basic Load Ratings C0 [lbf] Static Moment Ratings-Ma [kN-m] Static Moment Ratings-Ma [lb-in] Static Moment Ratings-Mb [kN-m] Static Moment Ratings-Mb [lb-in] Static Moment Ratings-Mc [kN-m] Static Moment Ratings-Mc [lb-in]
NU15SER Assembly
  15 5.49 1234 7.35 1653 0.03 260 0.03 260 0.07 608
NU20SER Assembly
  20 9.12 2050 12.94 2909 0.05 434 0.05 434 0.15 1302
NU25SER Assembly
  25 13.14 2953 18.63 4187 0.09 781 0.09 781 0.23 1996
NU30SER Assembly
  30 18.53 4165 25.49 5730 0.14 1215 0.14 1215 0.39 3472
NU35SER Assembly
  35 28.92 6502 39.71 8926 0.27 2430 0.27 2430 0.72 6336