KB25GUU NB Bearing 25mm Ball Bushings Linear Motion Bearing

KB25GUU NB Linear Ball Slide Unit Standard Type
✔️ Japan made linear ball bushing for 25 mm shafts

This is a single KB25GUU standard type linear slide unit from NB Linear Systems, made in Japan. It’s designed for smooth and accurate linear motion on 25 mm shafts and is widely used in automation equipment, machine tools, and industrial motion systems across the USA. The bearing features a resin retainer and seals on both sides to help keep contaminants out and motion consistent. Pack size is one bearing.

✅ Bearing type linear ball bushing slide unit
✅ Model KB25GUU
✅ Shaft diameter 25 mm
✅ Number of ball circuits 5
✅ Resin retainer for stable ball circulation
✅ Sealed on both sides for contamination protection
✅ Standard NB type commonly used in US applications
✅ Dynamic load rating 980 N
✅ Static load rating 1570 N
✅ Made in Japan by NB Linear Systems
✅ Quantity one bearing

Dimensions
Shaft Diameter d 25 mm
Outer Diameter D 40 mm
Overall Length L 58 mm
Housing Width B 44.1 mm
Wall Thickness W 1.85 mm
Shoulder Diameter D1 37.5 mm

💡 Why are NB standard type linear ball slide units used in precision linear motion systems?
These units are designed to deliver smooth travel and reliable accuracy in demanding industrial setups.

• Multiple ball circuits distribute load evenly along the shaft

• Sealed construction helps extend service life in dusty environments

• Resin retainers reduce noise and support stable ball movement

• Precision manufacturing supports repeatable motion and alignment

This slide unit is a handy choice when you want smooth linear travel, dependable load handling, and long-term performance in professional motion control applications.