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Inovance RBSL Series Low-Inertia Ball Spline and Ball Screw

Inovance RBSL Series Low-Inertia Ball Spline and Ball Screw

Low-inertia combined ball spline and ball screw unit with integrated support bearings for robot axes.

Key features

  • Gothic-arch screw thread with zero axial clearance after preload
  • Ball spline and ball screw on one shaft for linear, rotary or helical motion
  • Nut and support bearing integrated for compact, lightweight design
  • 45° contact angle support bearing for high stiffness
RBSL1616 Shaft dia.: 16 mm | Lead: 16 mm | Screw Ca/C0a: 4.2 / 7.2 kN | Spline rated torque CT/C0T: 44.7 / 68.8 N·m | Spline rated load C/C0: 8.6 / 13.2 kN | Permissible static torque: 77.2 N·m
RBSL2020 Shaft dia.: 20 mm | Lead: 20 mm | Screw Ca/C0a: 6.5 / 12.7 kN | Spline rated torque CT/C0T: 76.5 / 130.4 N·m | Spline rated load C/C0: 11 / 18.8 kN | Permissible static torque: 146 N·m
RBSL2525 Shaft dia.: 25 mm | Lead: 25 mm | Screw Ca/C0a: 8 / 14.4 kN | Spline rated torque CT/C0T: 125.3 / 207 N·m | Spline rated load C/C0: 15.9 / 26.2 kN | Permissible static torque: 228 N·m
Ball SplinesInovance
3 product codes available in this family
Sourced direct from KoreaExport-ready supplyCompetitive pricing

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Inovance RBSL Series Low-Inertia Ball Spline and Ball Screw

Brand Inovance·Ball Splines

Available part numbers (3)

RBSL1616, RBSL2020, RBSL2525

How to order

Send the Inovance part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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Product codeSpec
RBSL1616Shaft dia.: 16 mm | Lead: 16 mm | Screw Ca/C0a: 4.2 / 7.2 kN | Spline rated torque CT/C0T: 44.7 / 68.8 N·m | Spline rated load C/C0: 8.6 / 13.2 kN | Permissible static torque: 77.2 N·m
RBSL2020Shaft dia.: 20 mm | Lead: 20 mm | Screw Ca/C0a: 6.5 / 12.7 kN | Spline rated torque CT/C0T: 76.5 / 130.4 N·m | Spline rated load C/C0: 11 / 18.8 kN | Permissible static torque: 146 N·m
RBSL2525Shaft dia.: 25 mm | Lead: 25 mm | Screw Ca/C0a: 8 / 14.4 kN | Spline rated torque CT/C0T: 125.3 / 207 N·m | Spline rated load C/C0: 15.9 / 26.2 kN | Permissible static torque: 228 N·m

Need a different model, or a part not listed here? Send us your parts list →