Inch Tapered Roller Bearings
603049/603012 Inch Tapered Roller Bearing
45.242 × 77.788 × 21.43 mm
603049/603012 is a inch tapered roller bearing from the INCH-9 series with a 45.242 mm bore, a 77.788 mm outside diameter and a 21.43 mm overall width. It has a dynamic load rating of 51,750 N and a static load rating of 66,150 N and a speed rating of 5,580 rpm (oil lubrication), weighing about 0.391 kg. The radial cross-section (D − d) is 32.55 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
603049/603012 Specifications
| Cone / Cup No. | 603049/603012 |
|---|---|
| d (Bore) | 45.242 mm |
| D (Outer Dia.) | 77.788 mm |
| T (Overall Width) | 21.43 mm |
| B (Cone Width) | 19.842 mm |
| C (Cup Width) | 16.667 mm |
| Dynamic Load | 51,750 N |
| Static Load | 66,150 N |
| Max. RPM | 5,580 |
| Weight | 0.391 kg |
| Series | Inch Series Tapered Roller Bearings — Range 9 (44.45mm–47.625mm bore) |
Other Bearings with 45.242 mm Bore
| Bearing No. | Series | D (Outer Dia.) mm | Dynamic Load N |
|---|---|---|---|
| 102949/102910 | INCH-9 | 73.431 | 48,600 |
| 603049/603011 | INCH-9 | 77.788 | 51,750 |
| 603049/603014 | INCH-9 | 79.974 | 51,750 |
603049/603012 — Frequently Asked Questions
What are the dimensions of the 603049/603012 bearing?
The 603049/603012 has a bore (d) of 45.242 mm, an outside diameter (D) of 77.788 mm and a overall width of 21.43 mm, so it is written 45.242 × 77.788 × 21.43 mm.
What is the load rating of the 603049/603012?
Dynamic load rating 51,750 N and static load rating 66,150 N. The speed rating is 5,580 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Which other bearings have the same 45.242 mm bore as the 603049/603012?
Other inch tapered roller bearings with a 45.242 mm bore include 102949/102910 (73.431 mm OD), 603049/603011 (77.788 mm OD), 603049/603014 (79.974 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the 603049/603012 bearing across India?
Yes. Logass Trade Centre supplies the 603049/603012 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 603049/603012?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.