Tapered Roller Bearings
30221 Tapered Roller Bearing
105 × 190 × 39 mm
30221 is a tapered roller bearing from the 302 series with a 105 mm bore, a 190 mm outside diameter and a 39 mm overall width. It has a dynamic load rating of 258,300 N and a static load rating of 342,000 N and a speed rating of 2,250 rpm (oil lubrication), weighing about 4.39 kg. The radial cross-section (D − d) is 85 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
30221 Specifications
| Bearing No. | 30221 |
|---|---|
| d (Bore) | 105 mm |
| D (Outer Dia.) | 190 mm |
| T (Overall Width) | 39 mm |
| B (Cone Width) | 36 mm |
| C (Cup Width) | 30 mm |
| Dynamic Load | 258,300 N |
| Static Load | 342,000 N |
| Max. RPM | 2,250 |
| Weight | 4.39 kg |
| Series | 302 Series Single Row Tapered Roller Bearings |
30221 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the 302 series page.
30221 P6
higher running accuracy (ISO class 6)
30221 M
machined brass cage
Neighbouring Sizes in the 302 Series
30221 — Frequently Asked Questions
What are the dimensions of the 30221 bearing?
The 30221 has a bore (d) of 105 mm, an outside diameter (D) of 190 mm and a overall width of 39 mm, so it is written 105 × 190 × 39 mm.
What is the load rating of the 30221?
Dynamic load rating 258,300 N and static load rating 342,000 N. The speed rating is 2,250 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Is the 30221 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include 30221 P6 (higher running accuracy (ISO class 6)), 30221 M (machined brass cage). Tell us the exact designation you need in a quote request.
Which other bearings have the same 105 mm bore as the 30221?
Other tapered roller bearings with a 105 mm bore include 32021 (160 mm OD), 33021 (160 mm OD), 33121 (175 mm OD), 32221 (190 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the 30221 bearing across India?
Yes. Logass Trade Centre supplies the 30221 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 30221?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.