Four Point Contact Ball Bearings
QJ307 Four Point Contact Ball Bearing
35 × 80 × 21 mm
QJ307 is a four point contact ball bearing from the QJ300 series with a 35 mm bore, a 80 mm outside diameter and a 21 mm width. It has a dynamic load rating of 53,280 N and a static load rating of 41,850 N and a speed rating of 8,550 rpm (oil lubrication), weighing about 0.57 kg. The radial cross-section (D − d) is 45 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
QJ307 Specifications
| Bearing No. | QJ307 |
|---|---|
| d (Bore) | 35 mm |
| D (Outer Dia.) | 80 mm |
| B (Width) | 21 mm |
| Dynamic Load | 53,280 N |
| Static Load | 41,850 N |
| Max. RPM | 8,550 |
| Weight | 0.57 kg |
| Series | QJ300 Series Four Point Contact Ball Bearings |
Other Bearings with 35 mm Bore
| Bearing No. | Series | D (Outer Dia.) mm | Dynamic Load N |
|---|---|---|---|
| QJ207 | QJ200 | 72 | 41,580 |
Neighbouring Sizes in the QJ300 Series
QJ307 — Frequently Asked Questions
What are the dimensions of the QJ307 bearing?
The QJ307 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 QJ307?
Dynamic load rating 53,280 N and static load rating 41,850 N. The speed rating is 8,550 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Which other bearings have the same 35 mm bore as the QJ307?
Other four point contact ball bearings with a 35 mm bore include QJ207 (72 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the QJ307 bearing across India?
Yes. Logass Trade Centre supplies the QJ307 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 QJ307?
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