Acme Threaded Collar, Trap Thread, M20x4, Stainless Steel, OD 40mm MPN:AMTCL-20-4-SS

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Brand: RULAND
Part #: AMTCL-20-4-SS
UPC: 634529238158
SKU
510-G3404304
Regular Price $94.91 Special Price $67.79

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Acme Threaded Collar, Trap Thread, M20x4, Stainless Steel, OD 40mm

The Acme Threaded Collar from Ruland is a precision-engineered shaft collar designed for applications requiring high axial holding power and load bearing capacity. Its trapezoidal threading and tightly controlled face to bore perpendicularity make it ideal for use as a mechanical stop, load bearing face, or component alignment. Manufactured from 303 stainless steel, this collar offers superior corrosion resistance and a fine burr-free finish. Its clamp style design ensures a secure fit without marring the shaft, and its adjustable nature provides flexibility in a variety of applications, including robotics, automation, and medical devices.

Top product features:

  • This one-piece trapezoidal threaded shaft collar has an M20 x 4 bore and 40mm OD, and 15mm width.
  • Threads are double tapped to ensure a burr-free finish which extends shaft life and allows for easier installation.
  • Tightly controlled face to bore perpendicularity is maintained (TIR of < 0.05mm) which is critical when the collar is used as a load bearing face, mechanical stop, or for component alignment.

Top product applications:

  • Load bearing face
  • Mechanical stop
  • Component alignment
Ruland clamp style shaft collars do not mar the shaft, are infinitely adjustable, and have superior holding power when compared to set screw collars. This one-piece trapezoidal threaded shaft collar has an M20 x 4 bore, 40mm OD, and 15mm width. Threads are double tapped to ensure a burr-free finish which extends shaft life and allows for easier installation. Trapezoidal threading allows for higher axial holding power than traditional threaded collars. Tightly controlled face to bore perpendicularity is maintained (TIR of < 0.05mm) which is critical when the collar is used as a load bearing face, mechanical stop, or for component alignment. The work surface is identified by two grooves on the face allowing the user to easily identify which side is precision faced. This collar is stamped with the Ruland name and bore size for ease of identification. It is manufactured from 303 stainless steel to a fine burr-free finish with hardware of like material for consistent corrosion resistance. Hardware tests beyond DIN 912 12.9 standards for maximum holding power. It is RoHS and REACH compliant.

Additional Information

  • Country of Origin: US
  • Drop Ship Item: Yes
  • Blind Ship Eligible: No
  • LTL Freight Required: No
  • Lead Time: Ships in 1 days
  • Minimum Order Quantity: 1
  • Unit of Measure: EA
  • Package Length: 6.00
  • Package Width: 4.00
  • Package Height: 1.00
  • Package Weight: 0.25
Product info last updated on March 13, 2026 4:04pm UTC Category: Bearings, V-belts and Power Transmission Equipment
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In stock