Four Point Contact Ball Bearings
QJ228 Four Point Contact Ball Bearing
140 × 250 × 42 mm
QJ228 is a four point contact ball bearing from the QJ200 series with a 140 mm bore, a 250 mm outside diameter and a 42 mm width. It has a dynamic load rating of 292,500 N and a static load rating of 396,000 N and a speed rating of 2,340 rpm (oil lubrication), weighing about 9.85 kg. The radial cross-section (D − d) is 110 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
QJ228 Specifications
| Bearing No. | QJ228 |
|---|---|
| d (Bore) | 140 mm |
| D (Outer Dia.) | 250 mm |
| B (Width) | 42 mm |
| Dynamic Load | 292,500 N |
| Static Load | 396,000 N |
| Max. RPM | 2,340 |
| Weight | 9.85 kg |
| Series | QJ200 Series Four Point Contact Ball Bearings |
Other Bearings with 140 mm Bore
| Bearing No. | Series | D (Outer Dia.) mm | Dynamic Load N |
|---|---|---|---|
| QJ328 | QJ300 | 300 | 421,200 |
Neighbouring Sizes in the QJ200 Series
QJ228 — Frequently Asked Questions
What are the dimensions of the QJ228 bearing?
The QJ228 has a bore (d) of 140 mm, an outside diameter (D) of 250 mm and a width of 42 mm, so it is written 140 × 250 × 42 mm.
What is the load rating of the QJ228?
Dynamic load rating 292,500 N and static load rating 396,000 N. The speed rating is 2,340 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Which other bearings have the same 140 mm bore as the QJ228?
Other four point contact ball bearings with a 140 mm bore include QJ328 (300 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the QJ228 bearing across India?
Yes. Logass Trade Centre supplies the QJ228 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 QJ228?
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