Spherical Roller Bearings
21310 Spherical Roller Bearing
50 × 110 × 27 mm
21310 is a spherical roller bearing from the 213 series with a 50 mm bore, a 110 mm outside diameter and a 27 mm width. It has a dynamic load rating of 106,200 N and a static load rating of 114,300 N and a speed rating of 2,430 rpm (oil lubrication), weighing about 1.21 kg. The radial cross-section (D − d) is 60 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
21310 Specifications
| 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 |
21310 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the 213 series page.
Neighbouring Sizes in the 213 Series
21310 — Frequently Asked Questions
What are the dimensions of the 21310 bearing?
The 21310 has a bore (d) of 50 mm, an outside diameter (D) of 110 mm and a width of 27 mm, so it is written 50 × 110 × 27 mm.
What is the load rating of the 21310?
Dynamic load rating 106,200 N and static load rating 114,300 N. The speed rating is 2,430 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Is the 21310 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include 21310 C3 (radial clearance larger than normal), 21310 K (tapered bore (1:12)), 21310 K30 (tapered bore (1:30)), 21310/CA (machined brass cage, one piece). Tell us the exact designation you need in a quote request.
Which other bearings have the same 50 mm bore as the 21310?
Other spherical roller bearings with a 50 mm bore include 22210 (90 mm OD), 22310 (110 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the 21310 bearing across India?
Yes. Logass Trade Centre supplies the 21310 Pan India with technical support, from single pieces to bulk orders. Use the quote button to share your quantity and brand preference.
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 the 21310?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.