Cylindrical Roller Bearings
NU203 M Bearing
17 × 40 × 12 mm
Also written NU203/M
NU203 M is the NU203 cylindrical roller bearing (17 mm bore, 40 mm outside diameter) with the option M. The standard-design dimensions below come from our NU2 series table.
NU203 M Specifications
Standard-design values for NU203. Load and speed ratings can differ for sealed or special versions; we confirm them on quotation.
| Bearing No. | NU203 |
|---|---|
| d (Bore) | 17 mm |
| D (Outer Dia.) | 40 mm |
| B (Width) | 12 mm |
| Dynamic Load | 9,400 N |
| Static Load | 6,000 N |
| Max. RPM | 16,000 |
| Weight | 0.068 kg |
| Series | NU2 Series Single Row Cylindrical Roller Bearings |
Reading the Designation NU203 M
| NU203 | Base size: cylindrical roller bearing, 17 × 40 × 12 mm. |
|---|---|
| M | machined brass cage |
Suffix meanings vary slightly between manufacturers (SKF, FAG, NTN, NSK and others each have their own codes), so we always confirm the exact designation before supplying.
Other Bearings with a 17 mm Bore
NU203 M — Frequently Asked Questions
What are the dimensions of the NU203 M bearing?
The base size NU203 measures 17 × 40 × 12 mm (bore × outside diameter × width). Suffixes such as M change the sealing, clearance, cage or special treatment but not the boundary dimensions of the standard design.
What does NU203 M mean?
NU203 is the base size. M: machined brass cage. Suffix meanings can differ slightly between manufacturers, so confirm the exact designation with us before ordering.
Can you supply the NU203 M bearing across India?
Yes. Share the exact designation, quantity and preferred brand through the quote button and our technical team will confirm availability and pricing within one business day.
Can’t find your size?
We supply sizes, brands and special versions of cylindrical roller bearings that are not listed on this page. Type the exact size or designation you need and send it to us for a quote.
Need pricing on NU203 M?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.