Inch Tapered Roller Bearings
28580/28521 Inch Tapered Roller Bearing
50.8 × 92.075 × 24.608 mm
28580/28521 is a inch tapered roller bearing from the INCH-11 series with a 50.8 mm bore, a 92.075 mm outside diameter and a 24.608 mm overall width. It has a dynamic load rating of 75,150 N and a static load rating of 104,400 N and a speed rating of 4,770 rpm (oil lubrication), weighing about 0.703 kg. The radial cross-section (D − d) is 41.28 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
28580/28521 Specifications
| Cone / Cup No. | 28580/28521 |
|---|---|
| d (Bore) | 50.8 mm |
| D (Outer Dia.) | 92.075 mm |
| T (Overall Width) | 24.608 mm |
| B (Cone Width) | 25.4 mm |
| C (Cup Width) | 19.845 mm |
| Dynamic Load | 75,150 N |
| Static Load | 104,400 N |
| Max. RPM | 4,770 |
| Weight | 0.703 kg |
| Series | Inch Series Tapered Roller Bearings — Range 11 (50.8mm–52.388mm bore) |
Other Bearings with 50.8 mm Bore
| Bearing No. | Series | D (Outer Dia.) mm | Dynamic Load N |
|---|---|---|---|
| 104949/104911 | INCH-10 | 82.55 | 62,550 |
| 104949/104912 | INCH-10 | 82.931 | 62,550 |
| 18790/18720 | INCH-10 | 85 | 44,550 |
| 18790/18724 | INCH-10 | 88.9 | 44,550 |
| 368/362A | INCH-10 | 88.9 | 68,850 |
| 368A/362A | INCH-10 | 88.9 | 68,850 |
| 370A/362A | INCH-10 | 88.9 | 68,850 |
| 368A/362 | INCH-11 | 90 | 68,850 |
Neighbouring Sizes in the INCH-11 Series
28580/28521 — Frequently Asked Questions
What are the dimensions of the 28580/28521 bearing?
The 28580/28521 has a bore (d) of 50.8 mm, an outside diameter (D) of 92.075 mm and a overall width of 24.608 mm, so it is written 50.8 × 92.075 × 24.608 mm.
What is the load rating of the 28580/28521?
Dynamic load rating 75,150 N and static load rating 104,400 N. The speed rating is 4,770 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Which other bearings have the same 50.8 mm bore as the 28580/28521?
Other inch tapered roller bearings with a 50.8 mm bore include 104949/104911 (82.55 mm OD), 104949/104912 (82.931 mm OD), 18790/18720 (85 mm OD), 18790/18724 (88.9 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the 28580/28521 bearing across India?
Yes. Logass Trade Centre supplies the 28580/28521 Pan India with technical support, from single pieces to bulk orders. Use the quote button to share your quantity and brand preference.
Need pricing on the 28580/28521?
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