2pcs 400mm T8 Tr8x2 Lead Screw and Brass Nut (Acme Thread, 2mm Pitch, 1 Start, 2mm Lead) for LCD DLP SLA 3D Printer and CNC Machine Z Axis

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US$7.20
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US$7.20
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Management number 234150893 Release Date 2026/06/27 List Price US$7.20 Model Number 234150893
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Packing list: 2 * T8x2 400mm lead screw 2 * T8x2 brass nut The lead of the thread is 2mm, which means that the nut will move 2mm 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.

  • Lead screw diameter 8mm, length 400mm, SUS304 stainless steel
  • Brass nut, with 4 holes for fixing to the machine
  • Thread: Acme thread
  • Screw pitch: 2mm; Number of Thread/Start:1; Lead: 2mm (pitch*thread=lead)
  • If you want higher accuracy, it is recommended to use the anti backlash spring loaded nut
ASIN B0829N3J8R
Brand ReliaBot
Color Silver, Gold
Model RZ037-400x2
Head Type Socket
Size Name 400mm
Metal Type Stainless Steel
Unit Count 2 Count
Part Number RZ037-400x2
Thread Size 8mm
Thread Type Acme
Drive System Square
Grade Rating Premium
Manufacturer ReliaBot
Thread Style ACME
Fastener Size 8mm x 400mm
Fastener Type Machine Screw
Item Diameter 8 Millimeters
Material Type stainless_steel_304, brass
Exterior Finish Brass, Stainless Steel
Number Of Items 2
Thread Coverage Fully Threaded
Number of Pieces 4
Screw Head Style Flat
Screw Point Style Acme Thread
Set Screw Thread Type ACME
Maximum Shear Strength 2750 N/mm²
Compatible Groove Diameter 8 Millimeters

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