• KOYO BSU Precision Ball Screw Support Bearing Units
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KOYO BSU Precision Ball Screw Support Bearing Units

KOYO BSU Precision Ball Screw Support Bearing Units

BSU series ball screw support bearing units: SAC bearings preloaded in a precision housing with seals and locknut, ready to mount for ball screw ends, shaft 17 to 40 mm.

Key features

  • Pre-assembled precision housing with SAC bearings
  • Preload adjusted at the factory
  • Dust cover and seals included
  • Simple mounting to machine frame

Specifications

Product type Ball screw support unit
Series BSU
Shaft range 17 - 40 mm
Source KOYO Special Bearings catalogue, p. C68-C69
BSU1747BDF Shaft d: 17 mm | Housing D: 60 mm | L: 90 mm
BSU2047BDF Shaft d: 20 mm | Housing D: 60 mm | L: 90 mm
BSU2562BDF Shaft d: 25 mm | Housing D: 74 mm | L: 108 mm
BSU2562BDFD Shaft d: 25 mm | Housing D: 74 mm | L: 108 mm
BSU3062BDF Shaft d: 30 mm | Housing D: 74 mm | L: 108 mm
BSU3062BDFD Shaft d: 30 mm | Housing D: 74 mm | L: 108 mm
BSU3572BDF Shaft d: 35 mm | Housing D: 84 mm | L: 118 mm
BSU3572BDFD Shaft d: 35 mm | Housing D: 84 mm | L: 118 mm
BSU3572BDFF Shaft d: 35 mm | Housing D: 84 mm | L: 118 mm
BSU4072BDF Shaft d: 40 mm | Housing D: 84 mm | L: 118 mm
BSU4072BDFD Shaft d: 40 mm | Housing D: 84 mm | L: 118 mm
BSU4072BDFF Shaft d: 40 mm | Housing D: 84 mm | L: 118 mm
Mounted Bearing UnitsKOYO
12 product codes available in this family
Sourced direct from KoreaExport-ready supplyCompetitive pricing
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KOYO BSU Precision Ball Screw Support Bearing Units

Brand KOYO·Mounted Bearing Units

Available part numbers (12)

BSU1747BDF, BSU2047BDF, BSU2562BDF, BSU2562BDFD, BSU3062BDF, BSU3062BDFD, BSU3572BDF, BSU3572BDFD, BSU3572BDFF, BSU4072BDF + 2 more — see full table ↓

How to order

Send the KOYO 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 codes & specifications
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Product codeSpec
BSU1747BDFShaft d: 17 mm | Housing D: 60 mm | L: 90 mm
BSU2047BDFShaft d: 20 mm | Housing D: 60 mm | L: 90 mm
BSU2562BDFShaft d: 25 mm | Housing D: 74 mm | L: 108 mm
BSU2562BDFDShaft d: 25 mm | Housing D: 74 mm | L: 108 mm
BSU3062BDFShaft d: 30 mm | Housing D: 74 mm | L: 108 mm
BSU3062BDFDShaft d: 30 mm | Housing D: 74 mm | L: 108 mm
BSU3572BDFShaft d: 35 mm | Housing D: 84 mm | L: 118 mm
BSU3572BDFDShaft d: 35 mm | Housing D: 84 mm | L: 118 mm
BSU3572BDFFShaft d: 35 mm | Housing D: 84 mm | L: 118 mm
BSU4072BDFShaft d: 40 mm | Housing D: 84 mm | L: 118 mm
BSU4072BDFDShaft d: 40 mm | Housing D: 84 mm | L: 118 mm
BSU4072BDFFShaft d: 40 mm | Housing D: 84 mm | L: 118 mm

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

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