Inch Tapered Roller Bearings
25580/25520 Inch Tapered Roller Bearing
44.45 × 82.931 × 23.812 mm
25580/25520 is a inch tapered roller bearing from the INCH-8 series with a 44.45 mm bore, a 82.931 mm outside diameter and a 23.812 mm overall width. It has a dynamic load rating of 68,400 N and a static load rating of 88,200 N and a speed rating of 5,400 rpm (oil lubrication), weighing about 0.56 kg. The radial cross-section (D − d) is 38.48 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
25580/25520 Specifications
| Cone / Cup No. | 25580/25520 |
|---|---|
| d (Bore) | 44.45 mm |
| D (Outer Dia.) | 82.931 mm |
| T (Overall Width) | 23.812 mm |
| B (Cone Width) | 25.4 mm |
| C (Cup Width) | 19.05 mm |
| Dynamic Load | 68,400 N |
| Static Load | 88,200 N |
| Max. RPM | 5,400 |
| Weight | 0.56 kg |
| Series | Inch Series Tapered Roller Bearings — Range 8 (41.275mm–44.45mm bore) |
Other Bearings with 44.45 mm Bore
| Bearing No. | Series | D (Outer Dia.) mm | Dynamic Load N |
|---|---|---|---|
| 12175/12303 | INCH-8 | 76.992 | 39,600 |
| 18685/18620 | INCH-8 | 79.375 | 40,950 |
| 25581/25520 | INCH-8 | 82.931 | 68,400 |
| 25582/25520 | INCH-8 | 82.931 | 68,400 |
| 3578/3520 | INCH-8 | 84.138 | 84,600 |
| 355/354A | INCH-8 | 85 | 62,550 |
| 355A/354A | INCH-8 | 85 | 62,550 |
| 3578/3525 | INCH-8 | 87.312 | 84,600 |
25580/25520 — Frequently Asked Questions
What are the dimensions of the 25580/25520 bearing?
The 25580/25520 has a bore (d) of 44.45 mm, an outside diameter (D) of 82.931 mm and a overall width of 23.812 mm, so it is written 44.45 × 82.931 × 23.812 mm.
What is the load rating of the 25580/25520?
Dynamic load rating 68,400 N and static load rating 88,200 N. The speed rating is 5,400 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Which other bearings have the same 44.45 mm bore as the 25580/25520?
Other inch tapered roller bearings with a 44.45 mm bore include 12175/12303 (76.992 mm OD), 18685/18620 (79.375 mm OD), 25581/25520 (82.931 mm OD), 25582/25520 (82.931 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the 25580/25520 bearing across India?
Yes. Logass Trade Centre supplies the 25580/25520 Pan India with technical support, from single pieces to bulk orders. Use the quote button to share your quantity and brand preference.
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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.
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