Inch Tapered Roller Bearings
2580/2520 Inch Tapered Roller Bearing
31.75 × 66.421 × 25.4 mm
2580/2520 is a inch tapered roller bearing from the INCH-4 series with a 31.75 mm bore, a 66.421 mm outside diameter and a 25.4 mm overall width. It has a dynamic load rating of 62,100 N and a static load rating of 73,350 N and a speed rating of 6,840 rpm (oil lubrication), weighing about 0.409 kg. The radial cross-section (D − d) is 34.67 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
2580/2520 Specifications
| Cone / Cup No. | 2580/2520 |
|---|---|
| d (Bore) | 31.75 mm |
| D (Outer Dia.) | 66.421 mm |
| T (Overall Width) | 25.4 mm |
| B (Cone Width) | 25.357 mm |
| C (Cup Width) | 20.638 mm |
| Dynamic Load | 62,100 N |
| Static Load | 73,350 N |
| Max. RPM | 6,840 |
| Weight | 0.409 kg |
| Series | Inch Series Tapered Roller Bearings — Range 4 (31.75mm–34.925mm bore) |
Other Bearings with 31.75 mm Bore
| Bearing No. | Series | D (Outer Dia.) mm | Dynamic Load N |
|---|---|---|---|
| 67048/67010 | INCH-3 | 59.131 | 31,050 |
| 15123/15245 | INCH-3 | 62 | 41,850 |
| 15125/15245 | INCH-3 | 62 | 41,850 |
| 15126/15245 | INCH-3 | 62 | 41,850 |
| 02475/02420 | INCH-4 | 68.262 | 51,300 |
| 02476/02420 | INCH-4 | 68.262 | 51,300 |
| 14124/14276 | INCH-4 | 69.012 | 43,650 |
| 14125A/14276 | INCH-4 | 69.012 | 43,650 |
Neighbouring Sizes in the INCH-4 Series
2580/2520 — Frequently Asked Questions
What are the dimensions of the 2580/2520 bearing?
The 2580/2520 has a bore (d) of 31.75 mm, an outside diameter (D) of 66.421 mm and a overall width of 25.4 mm, so it is written 31.75 × 66.421 × 25.4 mm.
What is the load rating of the 2580/2520?
Dynamic load rating 62,100 N and static load rating 73,350 N. The speed rating is 6,840 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Which other bearings have the same 31.75 mm bore as the 2580/2520?
Other inch tapered roller bearings with a 31.75 mm bore include 67048/67010 (59.131 mm OD), 15123/15245 (62 mm OD), 15125/15245 (62 mm OD), 15126/15245 (62 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the 2580/2520 bearing across India?
Yes. Logass Trade Centre supplies the 2580/2520 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 2580/2520?
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