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
Z-UCFL204D1
20
113
90
60
31
12.8
6.65
UC204D1
FL204D1
ZM-UCFL204D1
20
113
90
60
31
12.8
6.65
UC204D1
FL204D1
UELFLU204D1
20
113
90
61
43.7
12.8
6.65
UEL204D1
FLU204D1
C-UCFL204D1
20
113
90
67
31
12.8
6.65
UC204D1
FL204D1
CM-UCFL204D1
20
113
90
67
31
12.8
6.65
UC204D1
FL204D1
UKFE205D1
20
127
99
62
35
14
7.85
UK205D1
FE205D1
UKFL205D1
20
130
99
68
35
14
7.85
UK205D1
FL205D1
Z-UKFL205D1
20
130
99
68
35
14
7.85
UK205D1
FL205D1
ZM-UKFL205D1
20
130
99
68
35
14
7.85
UK205D1
FL205D1
C-UKFL205D1
20
130
99
74
35
14
7.85
UK205D1
FL205D1
CM-UKFL205D1
20
130
99
74
35
14
7.85
UK205D1
FL205D1
UKFLX05D1
20
141
117
83
35
19.5
11.3
UKX05D1
FLX05D1
C-UKFLX05D1
20
141
117
86
35
19.5
11.3
UKX05D1
FLX05D1
CM-UKFLX05D1
20
141
117
86
35
19.5
11.3
UKX05D1
FLX05D1
UKFL305D1
20
150
113
80
35
21.2
10.9
UK305D1
FL305D1
C-UKFL305D1
20
150
113
86
35
21.2
10.9
UK305D1
FL305D1
CM-UKFL305D1
20
150
113
86
35
21.2
10.9
UK305D1
FL305D1
UCFH205D1
25
34
68
34.1
14
7.85
UC205D1
FH205D1
ASPFL205
25
76
71
27
14
7.85
AS205
PFL205
AELPFL205
25
76
71
31
14
7.85
AS205
PFL205
F-UCFM205/LP99
25
99
68
34.1
10.8
7.85
F-UC205D1/LP99
FM205
CSFB205LLU
25
95
76
64
15
14
7.85
CS205LLU
FB205
ASFB205
25
95
76
64
27
14
7.85
AS205
FB205
AELFB205
25
95
76
64
31
14
7.85
AEL205
FB205