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2pcs T8 Tr8x4 Anti Backlash Spring Loaded Nut Elimination Gap for 4mm Lead Acme Threaded T8x4 Lead Screw (2mm Pitch, 2 Start, 4mm Lead)

KWD 4.500
Brand
ReliaBot
Weight
109 g
SizeT8x4
StyleAnti Backlash Nut(2pcs)
– 1 +

Special Features

  • Lead screw diameter 8mm, length 250mm, SUS304 stainless steel
  • brass nut, with 4 holes for fixing to the machine
  • Thread: Acme thread
  • Screw pitch: 2mm; Number of Thread/Start:2; Lead: 4mm (pitch*thread=lead)
  • If you want higher accuracy, it is recommended to use the anti backlash spring loaded nut

Description

Packing list:
1 * T8x4 250mm lead screw
1 * T8x4 brass nut

The lead of the thread is 4mm, which means that the nut will move 4mm if the nut turns one circle.

The advantages of the lead screw are:
Large load carrying capability
Compact
Large mechanical advantage
Precise and accurate linear motion
Smooth, quiet, and low maintenance, very suitable for 3D printer z axis.
Minimal number of parts
So this lead screw is very suitable for 3D printer Z axis, such as Ultimaker and Prusa i3.

The screw type of this lead screw is ACME thread.
ACME Threads are generally stronger than square threads due to their trapezoidal thread profile, which provides greater load-bearing capabilities.

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