Four Point Contact Ball Bearings
QJ306 Four Point Contact Ball Bearing
30 × 72 × 19 mm
QJ306 is a four point contact ball bearing from the QJ300 series with a 30 mm bore, a 72 mm outside diameter and a 19 mm width. It has a dynamic load rating of 44,460 N and a static load rating of 35,100 N and a speed rating of 9,000 rpm (oil lubrication), weighing about 0.42 kg. The radial cross-section (D − d) is 42 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
QJ306 Specifications
| Bearing No. | QJ306 |
|---|---|
| d (Bore) | 30 mm |
| D (Outer Dia.) | 72 mm |
| B (Width) | 19 mm |
| Dynamic Load | 44,460 N |
| Static Load | 35,100 N |
| Max. RPM | 9,000 |
| Weight | 0.42 kg |
| Series | QJ300 Series Four Point Contact Ball Bearings |
Other Bearings with 30 mm Bore
| Bearing No. | Series | D (Outer Dia.) mm | Dynamic Load N |
|---|---|---|---|
| QJ206 | QJ200 | 62 | 31,590 |
Neighbouring Sizes in the QJ300 Series
QJ306 — Frequently Asked Questions
What are the dimensions of the QJ306 bearing?
The QJ306 has a bore (d) of 30 mm, an outside diameter (D) of 72 mm and a width of 19 mm, so it is written 30 × 72 × 19 mm.
What is the load rating of the QJ306?
Dynamic load rating 44,460 N and static load rating 35,100 N. The speed rating is 9,000 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Which other bearings have the same 30 mm bore as the QJ306?
Other four point contact ball bearings with a 30 mm bore include QJ206 (62 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the QJ306 bearing across India?
Yes. Logass Trade Centre supplies the QJ306 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 four point contact ball 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 QJ306?
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