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    7 Products

    Fast-Travel Ultra-Precision Lead Screws and Nuts

    Image of ProductInUse. Front orientation. Contains Inset. Precision Lead Screws and Nuts. Fast-Travel Ultra-Precision Lead Screws and Nuts.
    Image of Product. Style A. Front orientation. Contains Annotated. Precision Lead Screws and Nuts. Fast-Travel Ultra-Precision Lead Screws and Nuts, Flange Nuts—Right-Hand Thread, Style A.

    Style A

    Multiple thread channels (also known as thread starts) create faster linear travel than lead screws with a single thread start. Operating with less backlash (play) than Precision Acme Lead Screws and Nuts, these lead screws and nuts provide increased nut life and more reliable movement in automated systems. All components are corrosion resistant for use in harsh environments. To ensure compatibility, select components that have the same thread type, thread size, and number of thread starts.
    Lead Screws—Right-Hand Thread
    Image of Product. Front orientation. Precision Lead Screws and Nuts. Fast-Travel Ultra-Precision Lead Screws and Nuts, Lead Screws—Right-Hand Thread.
    Travel Distance per Turn—Travel distance per turn, also known as screw lead, is the distance a nut moves with one revolution of the lead screw.
    Thread
    Size
    Lg.
    Thread Type
    Speed
    Ratio
    No. of Thread
    Starts
    Travel Distance
    per Turn
    Accuracy for Travel
    Distance per Turn
    Hardness
    Tensile Strength,
    psi
    Each
    303 Stainless Steel
    9/64"-20.8
    18"Rounded Acme
    2:120.096"±0.0006"/1"Brinell 16090,0000000000000000
     
    Flange Nuts—Right-Hand Thread
    Image of Product. Style A. Front orientation. Contains Annotated. Precision Lead Screws and Nuts. Fast-Travel Ultra-Precision Lead Screws and Nuts, Flange Nuts—Right-Hand Thread, Style A.

    Style A

    Acetal—Acetal nuts have good wear and corrosion resistance.
    Wear-Compensating Internal O-Ring—Flange nuts with wear-compensating internal O-ring or wear-compensating spring maintain a tight fit even when their threads begin to wear. They resist backlash to maintain accuracy over time, which is important in positioning applications such as 3D printing and robotics.
    Travel Distance per Turn—Travel distance per turn, also known as screw lead, is the distance a nut moves with one revolution of the lead screw.
    Flange
    Style
    Thread
    Size
    Lg.
    Dia.
    Wd.
    Ht.
    Thk.
    Thread Type
    Speed
    Ratio
    No. of Thread
    Starts
    Travel Distance
    per Turn
    Mounting Hole
    Ctr.-to-Ctr.
    Hardness
    Tensile
    Strength
    Dynamic Thrust
    Load Cap., lb.
    No. of Mounting
    Holes
    Each
    Acetal
    A9/64"-20.8
    1/2"0.406"3/4"13/32"1/8"Rounded Acme
    2:120.096"39/64"Not RatedNot Rated2520000000000000
     
    Acetal with Wear-Compensating Internal O-Ring
    A9/64"-20.8
    1/2"0.406"3/4"13/32"1/8"Rounded Acme
    2:120.096"39/64"Not RatedNot Rated52000000000000
     

    Ultra-Precision Lead Screws and Nuts

    Image of ProductInUse. Front orientation. Contains Inset. Precision Lead Screws and Nuts. Ultra-Precision Lead Screws and Nuts.
    Image of Product. Style A. Front orientation. Contains Annotated. Precision Lead Screws and Nuts. Ultra-Precision Lead Screws and Nuts, Flange Nuts—Right-Hand Thread, Style A.

    Style A

    Operating with less backlash (play) than Precision Acme Lead Screws and Nuts, these provide increased nut life and more reliable movement in automated systems. Also known as single-start and self-locking lead screws and nuts, they 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. All components are corrosion resistant for use in harsh environments. To ensure compatibility, select components that have the same thread type, thread size, and number of thread starts.
    Lead Screws—Right-Hand Thread
    Image of Product. Front orientation. Precision Lead Screws and Nuts. Ultra-Precision Lead Screws and Nuts, Lead Screws—Right-Hand Thread.
    Travel Distance per Turn—Travel distance per turn, also known as screw lead, is the distance a nut moves with one revolution of the lead screw.
    Thread
    Size
    Lg.
    Thread Type
    Speed
    Ratio
    No. of Thread
    Starts
    Travel Distance
    per Turn
    Accuracy for Travel
    Distance per Turn
    Hardness
    Tensile Strength,
    psi
    Each
    303 Stainless Steel
    9/64"-20.8
    1 ft.Rounded Acme
    1:110.048"±0.0006"/1"Brinell 16090,00000000000000000
    9/64"-20.8
    18"Rounded Acme
    1:110.048"±0.0006"/1"Brinell 16090,000000000000000
     
    Flange Nuts—Right-Hand Thread
    Image of Product. Style A. Front orientation. Contains Annotated. Precision Lead Screws and Nuts. Ultra-Precision Lead Screws and Nuts, Flange Nuts—Right-Hand Thread, Style A.

    Style A

    Acetal—Acetal nuts have good wear and corrosion resistance.
    Travel Distance per Turn—Travel distance per turn, also known as screw lead, is the distance a nut moves with one revolution of the lead screw.
    Flange
    Style
    Thread
    Size
    Lg.
    Dia.
    Wd.
    Ht.
    Thk.
    Thread Type
    Speed
    Ratio
    No. of Thread
    Starts
    Travel Distance
    per Turn
    Mounting Hole
    Ctr.-to-Ctr.
    Hardness
    Tensile
    Strength
    Dynamic Thrust
    Load Cap., lb.
    No. of Mounting
    Holes
    Each
    Acetal
    A9/64"-20.8
    1/2"0.406"3/4"13/32"1/8"Rounded Acme
    1:110.048"39/64"Not RatedNot Rated2520000000000000
     
    Acetal with Wear-Compensating Internal O-Ring
    A9/64"-20.8
    1/2"0.406"3/4"13/32"1/8"Rounded Acme
    1:110.048"39/64"Not RatedNot Rated52000000000000
     
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