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Screws: Ball, Lead, and Glide
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Lead Screws ( and Supernut®)
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SP - Lead Screw - Precision
- SPR3-20X4M
SPR3-20X4M
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SPR3-20X4M
Lead Screw Only, SPR Style, Precision, 20 mm X 12 mm, RH, 75 μm/300mm Lead Accuracy, Stainless Steel 303, Number of Starts 3
Lead Time:
2500 Days
per inch
Costs associated with shipping, packaging, and import taxes/duty not included.
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Must be ordered with mating glide nut
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Standard end machining available per the catalog
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Contact us for more details for custom end machining
Dimension | Value |
[d2] Root Diameter | 0.59 in |
[d3] Bearing Journal Diameter, Recommended | 12 mm |
Diameter, Nominal Screw | 20 mm |
Number of Starts | 3 |
Standard Lead Accuracy ± | 75 μm/300mm |
travel per shaft rev | 12 mm |
Specifications | Value |
Lead Accuracy Grade | 0.003 in/ft |
Material | Stainless Steel 303 |
Number of Starts | 3 |
Standard Lead Accuracy ± | 75 μm/300mm |
Temperature Max | 180 °F |
Thread Direction | RH |