Client Spotlight: Helix Linear Technologies

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0.25" Diameter x 0.999" Lead - Precision Lead Screw

025999

0.25 inch x 0.999 inch lead screw with 1 start(s), and 0.0003 inch/inch lead accuracy. Screw only. Custom end machining available on request.

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Lead Screw Calculator

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10 mm Diameter x 35 mm Lead - Precision Lead Screw

10 mm Diameter x 35 mm Lead - Precision Lead Screw

Price: Starting at$8.42View Product

20 mm Diameter x 45 mm Lead - Precision Lead Screw

20 mm Diameter x 45 mm Lead - Precision Lead Screw

Price: Starting at$11.15View Product

18 mm Diameter x 16 mm Lead - Precision Lead Screw

18 mm Diameter x 16 mm Lead - Precision Lead Screw

Price: Starting at$11.15View Product

18 mm Diameter x 40 mm Lead - Precision Lead Screw

18 mm Diameter x 40 mm Lead - Precision Lead Screw

Price: Starting at$11.15View Product

20 mm Diameter x 27 mm Lead - Precision Lead Screw

20 mm Diameter x 27 mm Lead - Precision Lead Screw

Price: Starting at$11.15View Product

14 mm Diameter x 70 mm Lead - Precision Lead Screw

14 mm Diameter x 70 mm Lead - Precision Lead Screw

Price: Starting at$6.47View Product

14 mm Diameter x 30 mm Lead - Precision Lead Screw

14 mm Diameter x 30 mm Lead - Precision Lead Screw

Price: Starting at$6.47View Product

14 mm Diameter x 20 mm Lead - Precision Lead Screw

14 mm Diameter x 20 mm Lead - Precision Lead Screw

Price: Starting at$6.47View Product

0.5" Diameter x 0.02" Lead - Precision Lead Screw

0.5" Diameter x 0.02" Lead - Precision Lead Screw

Price: Starting at$6.47View Product

0.32" Diameter x 0.59" Lead - Precision Lead Screw

0.32" Diameter x 0.59" Lead - Precision Lead Screw

Price: Starting at$7.64View Product

0.32" Diameter x 0.984" Lead - Precision Lead Screw

0.32" Diameter x 0.984" Lead - Precision Lead Screw

Price: Starting at$7.64View Product

0.43" Diameter x 0.02" Lead - Precision Lead Screw

0.43" Diameter x 0.02" Lead - Precision Lead Screw

Price: Starting at$7.64View Product

12 mm Diameter x 45 mm Lead - Precision Lead Screw

12 mm Diameter x 45 mm Lead - Precision Lead Screw

Price: Starting at$7.64View Product

12 mm Diameter x 40 mm Lead - Precision Lead Screw

12 mm Diameter x 40 mm Lead - Precision Lead Screw

Price: Starting at$7.64View Product

0.32" Diameter x 0.295" Lead - Precision Lead Screw

0.32" Diameter x 0.295" Lead - Precision Lead Screw

Price: Starting at$7.64View Product

0.25" Diameter x 0.5" Lead - Precision Lead Screw

0.25" Diameter x 0.5" Lead - Precision Lead Screw

Price: Starting at$7.88View Product

0.25" Diameter x 0.393" Lead - Precision Lead Screw

0.25" Diameter x 0.393" Lead - Precision Lead Screw

Price: Starting at$7.88View Product

6 mm Diameter x 20 mm Lead - Precision Lead Screw

6 mm Diameter x 20 mm Lead - Precision Lead Screw

Price: Starting at$7.88View Product

0.37" Diameter x 0.999" Lead - Precision Lead Screw

0.37" Diameter x 0.999" Lead - Precision Lead Screw

Price: Starting at$8.42View Product

10 mm Diameter x 50 mm Lead - Precision Lead Screw

10 mm Diameter x 50 mm Lead - Precision Lead Screw

Price: Starting at$8.42View Product

Whitepaper titled “Lead Screw Technology for Additive Manufacturing,” featuring Helix Linear Technologies precision lead screws and anti-backlash nuts used in 3D printers for high-accuracy, repeatable motion and improved part quality.
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Helix Linear Technologies Product Line Card displaying lead screws, ball screws, linear actuators, torque splines, linear guides, and precision motion components used in aerospace, medical, and automation applications.

Helix Linear Technologies Product Line Card displaying lead screws, ball screws, linear actuators, torque splines, linear guides, and precision motion components used in aerospace, medical, and automation applications.

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Helix Linear Lubricants: Precision Performance for Every Application

Helix Linear Lubricants: Precision Performance for Every Application

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Selecting Your Lead Screw

Selecting Your Lead Screw

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Lead Screw Assemblies Catalog

Lead Screw Assemblies Catalog

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Ordering a Lead Screw Assembly

Ordering a Lead Screw Assembly

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Ordering a Twin Lead Screw Assembly

Ordering a Twin Lead Screw Assembly

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Medical Devices and Laboratory Automation

Medical Devices and Laboratory Automation

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H10X PTFE Lead Screw Dry Lubricant

H10X PTFE Lead Screw Dry Lubricant

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Custom Lead Screw Solutions

Custom Lead Screw Solutions

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Standard End Machining Options

Standard End Machining Options

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Acme Screw Assemblies Catalog

Acme Screw Assemblies Catalog

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0.25" Diameter x 0.999" Lead - Precision Lead Screw

0.25" Diameter x 0.999" Lead - Precision Lead Screw

Download

0.25" Diameter x 0.999" Lead - Precision Lead Screw

0.25" Diameter x 0.999" Lead - Precision Lead Screw

Download

Selecting a Lead Screw

Selecting a Lead Screw

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0.25" Diameter x 0.999" Lead - Precision Lead Screw

0.25" Diameter x 0.999" Lead - Precision Lead Screw

Download

0.25" Diameter x 0.999" Lead - Precision Lead Screw

0.25" Diameter x 0.999" Lead - Precision Lead Screw

Download

0.25" Diameter x 0.999" Lead - Precision Lead Screw

0.25" Diameter x 0.999" Lead - Precision Lead Screw

Download

0.25" Diameter x 0.999" Lead - Precision Lead Screw

0.25" Diameter x 0.999" Lead - Precision Lead Screw

Download

0.25" Diameter x 0.999" Lead - Precision Lead Screw

0.25" Diameter x 0.999" Lead - Precision Lead Screw

Download

0.25" Diameter x 0.999" Lead - Precision Lead Screw

0.25" Diameter x 0.999" Lead - Precision Lead Screw

Download

0.25" Diameter x 0.999" Lead - Precision Lead Screw

0.25" Diameter x 0.999" Lead - Precision Lead Screw

Download

0.25" Diameter x 0.999" Lead - Precision Lead Screw

0.25" Diameter x 0.999" Lead - Precision Lead Screw

Download

0.25" Diameter x 0.999" Lead - Precision Lead Screw

0.25" Diameter x 0.999" Lead - Precision Lead Screw

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Thread Direction

Material

Screw Length (in)

Coating

Price: Starting at$7.88

Configuration Logistics

Weight (lb./ft)0.13

Dimensions Lead

Screw Length (in)6, 12, 18, 24, 30, 36, 42, 48, 54, 60, 66, 72

Screw Length (mm)152.4, 304.8, 457.2, 609.6, 762.0, 914.4, 1066.8, 1219.2, 1371.6, 1524.0, 1676.4, 1828.8

Turns Per Inch1

Material & Finish

CoatingNo Coating, Yes Coating

MaterialA-4140 Series Alloy Steel, S-300 Series Stainless Steel

Performance & Tolerances

Lead Accuracy +/- (in/in)0.0003

Starts1

Measurement systemImperial

Lead Accuracy (in)0.0003

Lead Accuracy (mm)0.00762

Product Info

Screw Diameter - A (in)0.25

Screw Diameter - A (mm)6.350

Screw Lead (in)0.999

Screw Lead (mm)25.3746

Screw Pitch (in)0.999

Screw Pitch (mm)25.3746

Screw Thread FormAcme

Thread Details

Thread DirectionRH, LH