Inch Tapered Roller Bearings
390/394A Inch Tapered Roller Bearing
57.15 × 110 × 22 mm
390/394A is a inch tapered roller bearing from the INCH-13 series with a 57.15 mm bore, a 110 mm outside diameter and a 22 mm overall width. It has a dynamic load rating of 80,550 N and a static load rating of 108,000 N and a speed rating of 3,870 rpm (oil lubrication), weighing about 0.954 kg. The radial cross-section (D − d) is 52.85 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
390/394A Specifications
| Cone / Cup No. | 390/394A |
|---|---|
| d (Bore) | 57.15 mm |
| D (Outer Dia.) | 110 mm |
| T (Overall Width) | 22 mm |
| B (Cone Width) | 21.996 mm |
| C (Cup Width) | 18.824 mm |
| Dynamic Load | 80,550 N |
| Static Load | 108,000 N |
| Max. RPM | 3,870 |
| Weight | 0.954 kg |
| Series | Inch Series Tapered Roller Bearings — Range 13 (57.15mm–60.325mm bore) |
Other Bearings with 57.15 mm Bore
| Bearing No. | Series | D (Outer Dia.) mm | Dynamic Load N |
|---|---|---|---|
| 387/382A | INCH-12 | 96.838 | 70,200 |
| 387A/382A | INCH-12 | 96.838 | 70,200 |
| 387AS/382A | INCH-12 | 96.838 | 70,200 |
| 387S/382A | INCH-12 | 96.838 | 70,200 |
| 387A/382S | INCH-12 | 96.838 | 70,200 |
| 28682/28622 | INCH-13 | 97.63 | 79,650 |
| 387A/382 | INCH-13 | 98.425 | 70,200 |
| 387A/383A | INCH-13 | 100 | 70,200 |
390/394A — Frequently Asked Questions
What are the dimensions of the 390/394A bearing?
The 390/394A has a bore (d) of 57.15 mm, an outside diameter (D) of 110 mm and a overall width of 22 mm, so it is written 57.15 × 110 × 22 mm.
What is the load rating of the 390/394A?
Dynamic load rating 80,550 N and static load rating 108,000 N. The speed rating is 3,870 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Which other bearings have the same 57.15 mm bore as the 390/394A?
Other inch tapered roller bearings with a 57.15 mm bore include 387/382A (96.838 mm OD), 387A/382A (96.838 mm OD), 387AS/382A (96.838 mm OD), 387S/382A (96.838 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the 390/394A bearing across India?
Yes. Logass Trade Centre supplies the 390/394A 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 inch tapered roller 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 390/394A?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.