Self-Aligning Ball Bearings
2311 2RS Bearing
55 × 120 × 43 mm
Also written 2311/2RS
2311 2RS is the 2311 self-aligning ball bearing (55 mm bore, 120 mm outside diameter) with the option 2RS. The standard-design dimensions below come from our 23 series table.
2311 2RS Specifications
Standard-design values for 2311. Load and speed ratings can differ for sealed or special versions; we confirm them on quotation.
| Bearing No. | 2311 |
|---|---|
| d (Bore) | 55 mm |
| D (Outer Dia.) | 120 mm |
| B (Width) | 43 mm |
| Dynamic Load | 67,950 N |
| Static Load | 21,600 N |
| Max. RPM | 4,410 |
| Weight | 2.1 kg |
| Series | 23 Series Double Row Self-Aligning Ball Bearings |
Reading the Designation 2311 2RS
| 2311 | Base size: self-aligning ball bearing, 55 × 120 × 43 mm. |
|---|---|
| 2RS | contact rubber seals on both sides |
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 55 mm Bore
2311 2RS — Frequently Asked Questions
What are the dimensions of the 2311 2RS bearing?
The base size 2311 measures 55 × 120 × 43 mm (bore × outside diameter × width). Suffixes such as 2RS change the sealing, clearance, cage or special treatment but not the boundary dimensions of the standard design.
What does 2311 2RS mean?
2311 is the base size. 2RS: contact rubber seals on both sides. Suffix meanings can differ slightly between manufacturers, so confirm the exact designation with us before ordering.
Can you supply the 2311 2RS 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 self-aligning ball 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 2311 2RS?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.