Spherical Roller Bearings
21310 K30 Bearing
50 × 110 × 27 mm
Also written 21310/K30
21310 K30 is the 21310 spherical roller bearing (50 mm bore, 110 mm outside diameter) with the option K30. The standard-design dimensions below come from our 213 series table.
21310 K30 Specifications
Standard-design values for 21310. Load and speed ratings can differ for sealed or special versions; we confirm them on quotation.
| Bearing No. | 21310 |
|---|---|
| d (Bore) | 50 mm |
| D (Outer Dia.) | 110 mm |
| B (Width) | 27 mm |
| Dynamic Load | 106,200 N |
| Static Load | 114,300 N |
| Max. RPM | 2,430 |
| Weight | 1.21 kg |
| Series | 213 Series Double Row Spherical Roller Bearings |
Reading the Designation 21310 K30
| 21310 | Base size: spherical roller bearing, 50 × 110 × 27 mm. |
|---|---|
| K30 | tapered bore, taper 1:30 |
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 50 mm Bore
21310 K30 — Frequently Asked Questions
What are the dimensions of the 21310 K30 bearing?
The base size 21310 measures 50 × 110 × 27 mm (bore × outside diameter × width). Suffixes such as K30 change the sealing, clearance, cage or special treatment but not the boundary dimensions of the standard design.
What does 21310 K30 mean?
21310 is the base size. K30: tapered bore, taper 1:30. Suffix meanings can differ slightly between manufacturers, so confirm the exact designation with us before ordering.
Can you supply the 21310 K30 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 spherical 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 21310 K30?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.