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
Z-UCT203D1
17
76
89
94
32
12.8
6.65
UC203D1
T204D1
C-UKT305D1
20
80
89
122
36
21.2
10.9
UK305D1
T305D1
ZM-UCT203D1
17
76
89
94
32
12.8
6.65
UC203D1
T204D1
CM-UKT305D1
20
80
89
122
36
21.2
10.9
UK305D1
T305D1
C-UCT203D1
17
76
89
97
32
12.8
6.65
UC203D1
T204D1
UKTX05D1
20
89
102
113
37
19.5
11.3
UKX05D1
TX05D1
CM-UCT203D1
17
76
89
97
32
12.8
6.65
UC203D1
T204D1
C-UKTX05D1
20
89
102
113.5
37
19.5
11.3
UKX05D1
TX05D1
UCT204D1
20
76
89
94
32
12.8
6.65
UC204D1
T204D1
CM-UKTX05D1
20
89
102
113.5
37
19.5
11.3
UKX05D1
TX05D1
UCT201D1
12
76
89
94
32
12.8
6.65
UC201D1
T204D1
Z-UCT204D1
20
76
89
94
32
12.8
6.65
UC204D1
T204D1
UCT205D1
25
76
89
97
32
14
7.85
UC205D1
T205D1
Z-UCT201D1
12
76
89
94
32
12.8
6.65
UC201D1
T204D1
ZM-UCT204D1
20
76
89
94
32
12.8
6.65
UC204D1
T204D1
Z-UCT205D1
25
76
89
97
32
14
7.85
UC205D1
T205D1
ZM-UCT201D1
12
76
89
94
32
12.8
6.65
UC201D1
T204D1
UELT204D1
20
76
89
94
32
12.8
6.65
UEL204D1
T204D1
ZM-UCT205D1
25
76
89
97
32
14
7.85
UC205D1
T205D1
C-UCT201D1
12
76
89
97
32
12.8
6.65
UC201D1
T204D1