NB
SMA30GUU NB 30mm Slide Bush Bushings Motion Linear Bearing
SMA30GUU Linear Block Slide Unit
✔️ NB Japan - Sealed Both Sides
The SMA30GUU is a precision linear block-type slide unit from Nippon Bearing (NB Linear Systems), made in Japan. Designed with seals on both sides and a resin retainer, this unit ensures smooth, accurate linear motion while keeping dust and debris out. Built for high accuracy applications, it’s widely used in automation systems, CNC machinery, and industrial equipment across the USA.
✅ Type: Linear Block Slide Unit
✅ Brand: NB (Nippon Bearing Linear Systems), Japan
✅ Shaft Diameter: 30mm
✅ Retainer Material: Resin
✅ Sealed on both sides
✅ Dynamic Load Rating Cr: 980 N
✅ Static Load Rating Cor: 1570 N
✅ Quantity: 1 Bearing
Dimensions (mm):
| Outer Dimensions | Mounting Dimensions |
|---|---|
| h: 30 | F: 59.5 |
| E: 39 | G: 49 |
| W: 78 | T: 15 |
| L: 72 | B: 58 |
| C: 58 | K: 10 |
| S1: M8 | S2: 7 |
💡 Why use NB block slide units with seals?
They deliver high precision motion with extra durability:
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Block out dust, chips, and contaminants for longer service life
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Maintain smooth, low-friction travel with consistent lubrication
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Provide stable, rigid support for linear shafts in demanding applications
The SMA30GUU is your go-to for accurate, sealed, and long-lasting linear motion performance.