Inch Tapered Roller Bearings
3578/3525 Inch Tapered Roller Bearing
44.45 × 87.312 × 30.162 mm
3578/3525 is a inch tapered roller bearing from the INCH-8 series with a 44.45 mm bore, a 87.312 mm outside diameter and a 30.162 mm overall width. It has a dynamic load rating of 84,600 N and a static load rating of 105,300 N and a speed rating of 5,310 rpm (oil lubrication), weighing about 0.779 kg. The radial cross-section (D − d) is 42.86 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
3578/3525 Specifications
| Cone / Cup No. | 3578/3525 |
|---|---|
| d (Bore) | 44.45 mm |
| D (Outer Dia.) | 87.312 mm |
| T (Overall Width) | 30.162 mm |
| B (Cone Width) | 30.886 mm |
| C (Cup Width) | 23.812 mm |
| Dynamic Load | 84,600 N |
| Static Load | 105,300 N |
| Max. RPM | 5,310 |
| Weight | 0.779 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 |
| 25580/25520 | INCH-8 | 82.931 | 68,400 |
| 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 — Frequently Asked Questions
What are the dimensions of the 3578/3525 bearing?
The 3578/3525 has a bore (d) of 44.45 mm, an outside diameter (D) of 87.312 mm and a overall width of 30.162 mm, so it is written 44.45 × 87.312 × 30.162 mm.
What is the load rating of the 3578/3525?
Dynamic load rating 84,600 N and static load rating 105,300 N. The speed rating is 5,310 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 3578/3525?
Other inch tapered roller bearings with a 44.45 mm bore include 12175/12303 (76.992 mm OD), 18685/18620 (79.375 mm OD), 25580/25520 (82.931 mm OD), 25581/25520 (82.931 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the 3578/3525 bearing across India?
Yes. Logass Trade Centre supplies the 3578/3525 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 3578/3525?
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