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    2 Products
    About Lead Screws and Nuts
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    Compare lead screws and nuts by the size, direction, fit, and starts of their threads.

    Acme Lead Screws and Nuts

    Image of ProductInUse. Front orientation. Contains Inset. Lead Screws and Nuts. 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. To ensure compatibility, please select components that have the same thread direction, thread size, and number of thread starts.
    Flat Handles—Right-Hand Thread
    Image of Product. Front orientation. Lead Screws and Nuts. Acme Lead Screws and Nuts, Flat Handles—Right-Hand Thread.
    Handles fasten and position lead screw components. Handles are easy to grip and tighten by hand for quick assembly and disassembly.
    Cast Iron—Cast iron components have good machinability and high strength.
    Travel Distance per Turn—Travel distance per turn, also known as screw lead, is the distance a nut or handle moves with one revolution of the lead screw.
    Thread
    Size
    Thread
    Type
    Ht.
    Wd.
    No. of Thread
    Starts
    Speed
    Ratio
    Travel Distance
    per Turn
    Thread Fit
    Hardness
    Tensile
    Strength
    Each
    Cast Iron
    3/8"-12
    		Acme
    		1 1/8"9 1/2"11:10.083"Acme Class 2G
    		Rockwell B72Not Rated92428A741000000
     
    Offset Handles—Right-Hand Thread
    Image of Product. Front orientation. Lead Screws and Nuts. Acme Lead Screws and Nuts, Offset Handles—Right-Hand Thread.
    Handles fasten and position lead screw components. Handles are easy to grip and tighten by hand for quick assembly and disassembly.
    Cast Iron—Cast iron components have good machinability and high strength.
    Travel Distance per Turn—Travel distance per turn, also known as screw lead, is the distance a nut or handle moves with one revolution of the lead screw.
    Thread
    Size
    Thread
    Type
    Ht.
    Wd.
    No. of Thread
    Starts
    Speed
    Ratio
    Travel Distance
    per Turn
    Thread Fit
    Hardness
    Tensile
    Strength
    Each
    Cast Iron
    3/8"-12
    		Acme
    		1 3/4"4 1/4"11:10.083"Acme Class 2G
    		Rockwell B67Not Rated98890A111000000
     
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