Inch Tapered Roller Bearings
581/572 Inch Tapered Roller Bearing
80.962 × 139.992 × 36.512 mm
581/572 is a inch tapered roller bearing from the INCH-17 series with a 80.962 mm bore, a 139.992 mm outside diameter and a 36.512 mm overall width. It has a dynamic load rating of 160,200 N and a static load rating of 238,500 N and a speed rating of 3,060 rpm (oil lubrication), weighing about 2.26 kg. The radial cross-section (D − d) is 59.03 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
581/572 Specifications
| Cone / Cup No. | 581/572 |
|---|---|
| d (Bore) | 80.962 mm |
| D (Outer Dia.) | 139.992 mm |
| T (Overall Width) | 36.512 mm |
| B (Cone Width) | 36.098 mm |
| C (Cup Width) | 28.575 mm |
| Dynamic Load | 160,200 N |
| Static Load | 238,500 N |
| Max. RPM | 3,060 |
| Weight | 2.26 kg |
| Series | Inch Series Tapered Roller Bearings — Range 17 (76.2mm–82.55mm bore) |
Other Bearings with 80.962 mm Bore
| Bearing No. | Series | D (Outer Dia.) mm | Dynamic Load N |
|---|---|---|---|
| 47681/47620 | INCH-17 | 133.35 | 137,700 |
| 496/493 | INCH-17 | 136.525 | 116,100 |
| 740/742 | INCH-17 | 150.089 | 234,900 |
581/572 — Frequently Asked Questions
What are the dimensions of the 581/572 bearing?
The 581/572 has a bore (d) of 80.962 mm, an outside diameter (D) of 139.992 mm and a overall width of 36.512 mm, so it is written 80.962 × 139.992 × 36.512 mm.
What is the load rating of the 581/572?
Dynamic load rating 160,200 N and static load rating 238,500 N. The speed rating is 3,060 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Which other bearings have the same 80.962 mm bore as the 581/572?
Other inch tapered roller bearings with a 80.962 mm bore include 47681/47620 (133.35 mm OD), 496/493 (136.525 mm OD), 740/742 (150.089 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the 581/572 bearing across India?
Yes. Logass Trade Centre supplies the 581/572 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 581/572?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.