Inch Tapered Roller Bearings
749A/742 Inch Tapered Roller Bearing
82.55 × 150.089 × 44.45 mm
749A/742 is a inch tapered roller bearing from the INCH-17 series with a 82.55 mm bore, a 150.089 mm outside diameter and a 44.45 mm overall width. It has a dynamic load rating of 234,900 N and a static load rating of 324,000 N and a speed rating of 2,880 rpm (oil lubrication), weighing about 3.37 kg. The radial cross-section (D − d) is 67.54 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
749A/742 Specifications
| Cone / Cup No. | 749A/742 |
|---|---|
| d (Bore) | 82.55 mm |
| D (Outer Dia.) | 150.089 mm |
| T (Overall Width) | 44.45 mm |
| B (Cone Width) | 46.672 mm |
| C (Cup Width) | 36.512 mm |
| Dynamic Load | 234,900 N |
| Static Load | 324,000 N |
| Max. RPM | 2,880 |
| Weight | 3.37 kg |
| Series | Inch Series Tapered Roller Bearings — Range 17 (76.2mm–82.55mm bore) |
Other Bearings with 82.55 mm Bore
| Bearing No. | Series | D (Outer Dia.) mm | Dynamic Load N |
|---|---|---|---|
| 27687/27620 | INCH-17 | 125.412 | 91,800 |
| 47686/47620 | INCH-17 | 133.35 | 137,700 |
| 47686/47620A | INCH-17 | 133.35 | 137,700 |
| 47687/47620 | INCH-17 | 133.35 | 137,700 |
| 516448/516410 | INCH-17 | 133.35 | 159,300 |
| 516449/516410 | INCH-17 | 133.35 | 159,300 |
| 495/493 | INCH-17 | 136.525 | 116,100 |
| 580/572 | INCH-17 | 139.992 | 160,200 |
Neighbouring Sizes in the INCH-17 Series
749A/742 — Frequently Asked Questions
What are the dimensions of the 749A/742 bearing?
The 749A/742 has a bore (d) of 82.55 mm, an outside diameter (D) of 150.089 mm and a overall width of 44.45 mm, so it is written 82.55 × 150.089 × 44.45 mm.
What is the load rating of the 749A/742?
Dynamic load rating 234,900 N and static load rating 324,000 N. The speed rating is 2,880 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Which other bearings have the same 82.55 mm bore as the 749A/742?
Other inch tapered roller bearings with a 82.55 mm bore include 27687/27620 (125.412 mm OD), 47686/47620 (133.35 mm OD), 47686/47620A (133.35 mm OD), 47687/47620 (133.35 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the 749A/742 bearing across India?
Yes. Logass Trade Centre supplies the 749A/742 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 749A/742?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.