Tapered Roller Bearings
30211 Tapered Roller Bearing
55 × 100 × 22.75 mm
30211 is a tapered roller bearing from the 302 series with a 55 mm bore, a 100 mm outside diameter and a 22.75 mm overall width. It has a dynamic load rating of 83,700 N and a static load rating of 99,900 N and a speed rating of 4,410 rpm (oil lubrication), weighing about 0.74 kg. The radial cross-section (D − d) is 45 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
30211 Specifications
| Bearing No. | 30211 |
|---|---|
| d (Bore) | 55 mm |
| D (Outer Dia.) | 100 mm |
| T (Overall Width) | 22.75 mm |
| B (Cone Width) | 21 mm |
| C (Cup Width) | 18 mm |
| Dynamic Load | 83,700 N |
| Static Load | 99,900 N |
| Max. RPM | 4,410 |
| Weight | 0.74 kg |
| Series | 302 Series Single Row Tapered Roller Bearings |
30211 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the 302 series page.
30211 P6
higher running accuracy (ISO class 6)
30211 M
machined brass cage
Neighbouring Sizes in the 302 Series
30211 — Frequently Asked Questions
What are the dimensions of the 30211 bearing?
The 30211 has a bore (d) of 55 mm, an outside diameter (D) of 100 mm and a overall width of 22.75 mm, so it is written 55 × 100 × 22.75 mm.
What is the load rating of the 30211?
Dynamic load rating 83,700 N and static load rating 99,900 N. The speed rating is 4,410 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Is the 30211 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include 30211 P6 (higher running accuracy (ISO class 6)), 30211 M (machined brass cage). Tell us the exact designation you need in a quote request.
Which other bearings have the same 55 mm bore as the 30211?
Other tapered roller bearings with a 55 mm bore include 32011 (90 mm OD), 33011 (90 mm OD), 33111 (95 mm OD), 32211 (100 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the 30211 bearing across India?
Yes. Logass Trade Centre supplies the 30211 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 30211?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.