Tapered Roller Bearings
30307 Tapered Roller Bearing
35 × 80 × 22.75 mm
30307 is a tapered roller bearing from the 303 series with a 35 mm bore, a 80 mm outside diameter and a 22.75 mm overall width. It has a dynamic load rating of 67,500 N and a static load rating of 69,300 N and a speed rating of 5,940 rpm (oil lubrication), weighing about 0.54 kg. The radial cross-section (D − d) is 45 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
30307 Specifications
| Bearing No. | 30307 |
|---|---|
| d (Bore) | 35 mm |
| D (Outer Dia.) | 80 mm |
| T (Overall Width) | 22.75 mm |
| B (Cone Width) | 21 mm |
| C (Cup Width) | 18 mm |
| Dynamic Load | 67,500 N |
| Static Load | 69,300 N |
| Max. RPM | 5,940 |
| Weight | 0.54 kg |
| Series | 303 Series Single Row Tapered Roller Bearings |
30307 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the 303 series page.
Neighbouring Sizes in the 303 Series
30307 — Frequently Asked Questions
What are the dimensions of the 30307 bearing?
The 30307 has a bore (d) of 35 mm, an outside diameter (D) of 80 mm and a overall width of 22.75 mm, so it is written 35 × 80 × 22.75 mm.
What is the load rating of the 30307?
Dynamic load rating 67,500 N and static load rating 69,300 N. The speed rating is 5,940 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Is the 30307 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include 30307 P6 (higher running accuracy (ISO class 6)), 30307 M (machined brass cage). Tell us the exact designation you need in a quote request.
Which other bearings have the same 35 mm bore as the 30307?
Other tapered roller bearings with a 35 mm bore include 32007 (62 mm OD), 33007 (62 mm OD), 30207 (72 mm OD), 32207 (72 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the 30307 bearing across India?
Yes. Logass Trade Centre supplies the 30307 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 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 30307?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.