ACME Anti-Backlash Nut -For 8mm ACME Lead Screw TR8x2/TR8x4/TR8x8



This Anti-Backlash Nut features a mounting flange with two untapped holes for M4 screws. It is intended for using with Tr8×2/Tr8×4/Tr8×8(P2) leadscrews, which are 8mm-diameter rods with four independent trapezoidal threads spaced 2mm apart. One full revolution of such a rod will result in a 8.0mm linear displacement of the travelling nut.

There are 2 delrin threaded sections with a brass sleeve. These threaded sections are placed under pressure (to reduce backlash) by a spring.


  • 100% Brand new and high quality
  • Model:
    • ABNUT-TR8*2-T1
    • ABNUT-TR8*4-T1
    • ABNUT-TR8*8-T1
  • Material: Brass+Plastic
  • Colour: Golden+ Black
  • Size:
    • TR8x2
    • TR8x4
    • TR8x8
  • Height: 23mm
  • Small Diameter: 26.4mm
  • Large Diameter: 36.5mm
  • Mounting Holes: 4mm
  • Thread: 8mm
  • Lead: 8mm
  • Pitch: 2mm
  • Starts: 1/2/4

Please note: We sell to businesses for bulk order quantity please contact for special distribution pricing.

Additional information

Weight 0.033 kg

2mm Pitch,2mm Lead, 2mm Pitch,4mm Lead, 2mm Pitch,8mm Lead

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