Left-Hand Threaded Acme Rods | McMaster-Carr

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Selecting Compatible Lead Screws and Nuts

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Lead Screws and Screw Jacks

Acme Lead Screws and Nuts

Found in hand-powered clamps, vises, grates, doors, and work tables, lead screws and nuts have broad, square threads that are well suited for quick assembly, high clamping forces, and lifting and lowering heavy objects.

Precision Acme Lead Screws and Nuts

Precision Acme Lead Screws and Nuts

Also known as single-start and self-locking lead screws and nuts, these have a single thread that runs the length of the screw. The nut travels only when the screw turns, so your system won't unexpectedly move when the lead screw is at rest.

Fast-Travel Precision Acme Lead Screws and Nuts

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Multiple thread channels (also known as thread starts) create faster linear travel than lead screws with a single thread start.

Clamping Acme Lead Screw Collars

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Thread these one-piece collars onto an Acme lead screw.

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)