Oval Flanged Units

**Introduction to NSK Bearing Units: Flanged Ball Bearing Units & Oval Flanged Units**

NSK’s precision motion and control technologies set the benchmark for reliability, efficiency, and durability in industrial and automotive applications. Among its extensive portfolio, **NSK Flanged Ball Bearing Units** and **Oval Flanged Units** stand out as high-performance solutions designed to simplify installation, reduce maintenance, and enhance operational precision in demanding environments. These units integrate high-quality bearings with robust housings, delivering superior load capacity, alignment flexibility, and extended service life—critical factors for industries where downtime and wear resistance are major concerns.

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

NSK’s **Flanged Ball Bearing Units** feature a compact, one-piece design with a spherical outer ring that compensates for minor shaft misalignment, reducing stress and premature wear. The flanged housing ensures secure mounting, even in applications with high axial or radial loads. Key benefits include:

– **Precision-Grade Bearings:** Manufactured to tight tolerances for smooth, low-friction rotation, enhancing energy efficiency.
– **Robust Sealing Options:** Multiple sealing configurations (e.g., rubber seals, metal shields) protect against contaminants, extending bearing life in harsh environments.
– **Corrosion-Resistant Materials:** High-grade cast iron or stainless steel housings resist rust and chemical exposure, ideal for food processing, packaging, and marine applications.

The **Oval Flanged Units** offer additional versatility with their elongated mounting holes, allowing for easy adjustment and alignment during installation. This design is particularly beneficial in conveyor systems, textile machinery, and agricultural equipment, where slight positional shifts may occur due to thermal expansion or vibration.

### **Typical Applications**

NSK’s flanged bearing units are widely used across industries requiring precision motion control:

– **Industrial Machinery:** Conveyors, pumps, and gearboxes benefit from their high load capacity and self-aligning capability.
– **Automotive Systems:** Auxiliary drives, tensioners, and wheel-end applications leverage their durability and low-maintenance design.
– **Precision Equipment:** Packaging machines, printing presses, and robotics rely on their smooth operation and contamination resistance.

By combining advanced engineering with user-friendly installation, **NSK Flanged Ball Bearing Units and Oval Flanged Units** deliver unmatched performance, reducing operational costs and improving system longevity. Whether in high-speed automation or heavy-duty industrial systems, these units provide the precision and reliability that modern machinery demands.

For industries seeking to optimize motion control with minimal maintenance, NSK’s solutions represent a smart investment in efficiency and long-term performance.

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Designations Nominal Dimensions Basic Load Ratings Included products
d
mm
H
mm
J
mm
L,L1
mm
B,B1,B2
mm
Cr
kN
C0r
kN
Bearing Housing
UCFE205D1
25
127
99
62
34.1
14
7.85
UC205D1
FE205D1
ASFB204
20
90
71.5
61
25
12.8
6.65
AS204
FB204
UKFLX05D1
20
141
117
83
35
19.5
11.3
UKX05D1
FLX05D1
UCFL205D1
25
130
99
68
34.1
14
7.85
UC205D1
FL205D1
AELFB204
20
90
71.5
61
31
12.8
6.65
AEL204
FB204
C-UKFLX05D1
20
141
117
86
35
19.5
11.3
UKX05D1
FLX05D1
Z-UCFL205D1
25
130
99
68
34.1
14
7.85
UC205D1
FL205D1
UCFA204D1
20
98
78
60
31
12.8
6.65
UC204D1
FA204D1
CM-UKFLX05D1
20
141
117
86
35
19.5
11.3
UKX05D1
FLX05D1
ZM-UCFL205D1
25
130
99
68
34.1
14
7.85
UC205D1
FL205D1
UCFE204D1
20
112
90
57
31
12.8
6.65
UC204D1
FE204D1
UKFL305D1
20
150
113
80
35
21.2
10.9
UK305D1
FL305D1
C-UCFL205D1
25
130
99
74
34.1
14
7.85
UC205D1
FL205D1
UCFL204D1
20
113
90
60
31
12.8
6.65
UC204D1
FL204D1
C-UKFL305D1
20
150
113
86
35
21.2
10.9
UK305D1
FL305D1
CM-UCFL205D1
25
130
99
74
34.1
14
7.85
UC205D1
FL205D1
Z-UCFL204D1
20
113
90
60
31
12.8
6.65
UC204D1
FL204D1
CM-UKFL305D1
20
150
113
86
35
21.2
10.9
UK305D1
FL305D1
UCFLX05D1
25
141
117
83
38.1
19.5
11.3
UCX05D1
FLX05D1
ZM-UCFL204D1
20
113
90
60
31
12.8
6.65
UC204D1
FL204D1