Spherical Roller Bearings
21307 Spherical Roller Bearing
35 × 80 × 21 mm
21307 is a spherical roller bearing from the 213 series with a 35 mm bore, a 80 mm outside diameter and a 21 mm width. It has a dynamic load rating of 93,600 N and a static load rating of 96,300 N and a speed rating of 6,930 rpm (oil lubrication), weighing about 0.78 kg. The radial cross-section (D − d) is 45 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
21307 Specifications
| Bearing No. | 21307 |
|---|---|
| d (Bore) | 35 mm |
| D (Outer Dia.) | 80 mm |
| B (Width) | 21 mm |
| Dynamic Load | 93,600 N |
| Static Load | 96,300 N |
| Max. RPM | 6,930 |
| Weight | 0.78 kg |
| Series | 213 Series Double Row Spherical Roller Bearings |
21307 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the 213 series page.
21307 C3
radial clearance larger than normal
21307 K
tapered bore (1:12)
21307 K30
tapered bore (1:30)
21307/CA
machined brass cage, one piece
21307/W33
oil groove and holes in the outer ring
Other Bearings with 35 mm Bore
| Bearing No. | Series | D (Outer Dia.) mm | Dynamic Load N |
|---|---|---|---|
| 22207 | 222 | 72 | 72,450 |
Neighbouring Sizes in the 213 Series
21307 — Frequently Asked Questions
What are the dimensions of the 21307 bearing?
The 21307 has a bore (d) of 35 mm, an outside diameter (D) of 80 mm and a width of 21 mm, so it is written 35 × 80 × 21 mm.
What is the load rating of the 21307?
Dynamic load rating 93,600 N and static load rating 96,300 N. The speed rating is 6,930 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Is the 21307 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include 21307 C3 (radial clearance larger than normal), 21307 K (tapered bore (1:12)), 21307 K30 (tapered bore (1:30)), 21307/CA (machined brass cage, one piece). Tell us the exact designation you need in a quote request.
Which other bearings have the same 35 mm bore as the 21307?
Other spherical roller bearings with a 35 mm bore include 22207 (72 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the 21307 bearing across India?
Yes. Logass Trade Centre supplies the 21307 Pan India with technical support, from single pieces to bulk orders. Use the quote button to share your quantity and brand preference.
Need pricing on the 21307?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.