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
CM-UKFL212D1
55
250
202
144
62
52.5
36
UK212D1
FL212D1
UCFL312D1
60
270
212
160
71
82
52
UC312D1
FL312D1
UCFE211D1
55
216
184
118
55.6
43.5
29.2
UC211D1
FE211D1
UKFL312D1
55
270
212
160
62
82
52
UK312D1
FL312D1
C-UCFL312D1
60
270
212
175
71
82
52
UC312D1
FL312D1
ZM-UCFL209D1
45
188
148
108
49.2
32.5
20.4
UC209D1
FL209D1
C-UCFL309D1
45
230
177
135
57
53
32
UC309D1
FL309D1
UCFLX10D1
50
216
184
133
55.6
43.5
29.2
UCX10D1
FLX10D1
C-UCFL209D1
45
188
148
113
49.2
32.5
20.4
UC209D1
FL209D1
CM-UCFL309D1
45
230
177
135
57
53
32
UC309D1
FL309D1
C-UCFLX10D1
50
216
184
133.5
55.6
43.5
29.2
UCX10D1
FLX10D1
CM-UCFL209D1
45
188
148
113
49.2
32.5
20.4
UC209D1
FL209D1
UKFL310D1
45
240
187
140
55
62
38.5
UK310D1
FL310D1
CM-UCFLX10D1
50
216
184
133.5
55.6
43.5
29.2
UCX10D1
FLX10D1
UKFE210D1
45
189
157
106
55
35
23.2
UK210D1
FE210D1
C-UKFL310D1
45
240
187
152
55
62
38.5
UK310D1
FL310D1
UKFL211D1
50
224
184
130
59
43.5
29.2
UK211D1
FL211D1
UCFLX09D1
45
189
157
116
51.6
35
23.2
UCX09D1
FLX09D1
CM-UKFL310D1
45
240
187
152
55
62
38.5
UK310D1
FL310D1
Z-UKFL211D1
50
224
184
130
59
43.5
29.2
UK211D1
FL211D1