


KB12G NB Bearing 12mm Ball Bushings Linear Motion Bearing
UPC: 00193019106631
Type: Linear Ball Bushing
Shaft Diameter: 12mm
Number Of Ball Circuits: 4
Quantity: One Bearing
KB12G NB Linear Bushing Bearing
✔️ 12mm Bore - Made in Japan - Standard Slide Unit
This KB12G Linear Ball Bushing by NB (Nippon Bearing) is a high-precision slide unit designed for smooth linear motion. Built with a resin retainer and four ball circuits, it's ideal for compact setups where precision and quiet operation matter. Commonly used in CNC machines, automation, and robotics across the USA.
✅ Inner Diameter (dr): 12mm
✅ Outer Diameter (D): 22mm
✅ Overall Length (L): 32mm
✅ Body Width (B): 22.9mm
✅ Flange Width (W): 1.3mm
✅ D1 Diameter: 21mm
✅ Dynamic Load Rating (Cr): 510 N
✅ Static Load Rating (Cor): 784 N
✅ Retainer Material: Resin
✅ Number of Ball Circuits: 4
✅ Quantity: 1 Bearing
✅ Brand: NB (Nippon Bearing), Made in Japan
💡 What makes NB slide bushings ideal for precision applications?
NB linear bushings like the KB12G feature:
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Long service life thanks to smooth load distribution
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Low noise, perfect for lab and cleanroom environments
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Consistent accuracy, even under frequent motion
Upgrade your linear system with the quality and reliability of NB Japan bearings!