Take-up Units

**Introduction to NSK Bearing Units & Take-Up Units: Precision Motion Solutions for Demanding Applications**

In the world of precision motion and control, reliability, efficiency, and durability are critical for industrial machinery, automotive systems, and high-precision equipment. NSK’s **Bearing Units** and **Take-Up Units** are engineered to meet these demands, delivering superior performance in applications where precise alignment, smooth rotation, and long service life are essential. Designed with advanced materials, innovative sealing technologies, and optimized geometries, these units ensure minimal friction, reduced maintenance, and extended operational life—even in harsh environments.

### **Technical Features & Performance Advantages**

NSK’s **Bearing Units** incorporate high-quality ball or roller bearings housed in robust cast iron or pressed steel housings, providing exceptional load capacity and resistance to misalignment. Key features include:

– **Precision-Ground Bearings:** Minimize vibration and noise while maintaining tight tolerances for smooth operation.
– **Advanced Sealing Solutions:** Protect against contaminants (dust, moisture, and debris) while retaining lubrication for longer intervals between servicing.
– **Ease of Installation & Adjustment:** Pre-assembled units with standardized dimensions simplify integration into conveyor systems, gearboxes, and other industrial machinery.
– **Corrosion-Resistant Coatings:** Optional treatments enhance durability in wet or chemically aggressive environments.

**Take-Up Units**, a specialized subset of NSK’s bearing solutions, are designed for applications requiring tension adjustment, such as belt conveyors, chain drives, and textile machinery. These units feature:

– **Adjustable Mounting:** Allows precise positioning to maintain optimal belt or chain tension, reducing slippage and wear.
– **Heavy-Duty Construction:** Supports high radial and axial loads, ensuring stability in continuous operation.
– **Self-Aligning Capability:** Compensates for minor shaft misalignments, preventing premature bearing failure.

### **Typical Applications Across Industries**

NSK’s Bearing and Take-Up Units are widely used in sectors where precision motion control is critical:

– **Industrial Machinery:** Conveyor systems, material handling equipment, and packaging machines benefit from the units’ ability to handle heavy loads while maintaining alignment.
– **Automotive Systems:** Used in belt-driven components (e.g., alternators, tensioners) to ensure consistent performance under dynamic loads.
– **Precision Equipment:** Printing presses, food processing machinery, and textile manufacturing rely on these units for smooth, low-maintenance operation.

By combining **high-performance materials, precision engineering, and innovative design**, NSK’s Bearing and Take-Up Units enhance efficiency, reduce downtime, and extend the lifespan of critical machinery—making them a trusted choice for engineers and maintenance professionals worldwide. Whether in high-speed automation or heavy industrial applications, NSK’s solutions ensure reliable motion control where it matters most.

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Designations Nominal Dimensions Basic Load Ratings Included products
d
mm
H1
mm
H
mm
L,L4
mm
A
mm
Cr
kN
C0r
kN
Bearing Housing
CM-UKT328D1
125
380
415
519
155
253
246
UK328D1
T328D1
UCT326D1
130
350
385
465
150
229
214
UC326D1
T326D1
C-UCT326D1
130
350
385
476
150
229
214
UC326D1
T326D1
CM-UCT326D1
130
350
385
476
150
229
214
UC326D1
T326D1
UCT328D1
140
380
415
515
155
253
246
UC328D1
T328D1
C-UCT328D1
140
380
415
519
155
253
246
UC328D1
T328D1
CM-UCT328D1
140
380
415
519
155
253
246
UC328D1
T328D1
C-UKT326D1
115
350
385
476
150
229
214
UK326D1
T326D1
CM-UKT326D1
115
350
385
476
150
229
214
UK326D1
T326D1
UCT324D1
120
320
355
432
140
207
185
UC324D1
T324D1
C-UCT324D1
120
320
355
439
140
207
185
UC324D1
T324D1
CM-UCT324D1
120
320
355
439
140
207
185
UC324D1
T324D1
UKT328D1
125
380
415
515
155
253
246
UK328D1
T328D1
C-UKT328D1
125
380
415
519
155
253
246
UK328D1
T328D1
UCT318D1
90
228
255
312
110
143
107
UC318D1
T318D1
C-UCT321D1
105
260
290
359
120
184
153
UC321D1
T321D1
UKT318D1
80
228
255
312
110
143
107
UK318D1
T318D1
C-UCT318D1
90
228
255
317
110
143
107
UC318D1
T318D1
CM-UCT321D1
105
260
290
359
120
184
153
UC321D1
T321D1
C-UKT318D1
80
228
255
317
110
143
107
UK318D1
T318D1