Cylindrical Roller Bearings
NU306 Cylindrical Roller Bearing
30 × 72 × 19 mm
NU306 is a cylindrical roller bearing from the NU3 series with a 30 mm bore, a 72 mm outside diameter and a 19 mm width. It has a dynamic load rating of 34,650 N and a static load rating of 31,500 N and a speed rating of 10,800 rpm (oil lubrication), weighing about 0.358 kg. The radial cross-section (D − d) is 42 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
NU306 Specifications
| Bearing No. | NU306 |
|---|---|
| d (Bore) | 30 mm |
| D (Outer Dia.) | 72 mm |
| B (Width) | 19 mm |
| Dynamic Load | 34,650 N |
| Static Load | 31,500 N |
| Max. RPM | 10,800 |
| Weight | 0.358 kg |
| Series | NU3 Series Single Row Cylindrical Roller Bearings |
NU306 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the NU3 series page.
NU306 C3
radial clearance larger than normal
NU306 M
machined brass cage
NU306 K
tapered bore (1:12)
NU306 P6
higher running accuracy (ISO class 6)
Neighbouring Sizes in the NU3 Series
NU306 — Frequently Asked Questions
What are the dimensions of the NU306 bearing?
The NU306 has a bore (d) of 30 mm, an outside diameter (D) of 72 mm and a width of 19 mm, so it is written 30 × 72 × 19 mm.
What is the load rating of the NU306?
Dynamic load rating 34,650 N and static load rating 31,500 N. The speed rating is 10,800 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Is the NU306 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include NU306 C3 (radial clearance larger than normal), NU306 M (machined brass cage), NU306 K (tapered bore (1:12)), NU306 P6 (higher running accuracy (ISO class 6)). Tell us the exact designation you need in a quote request.
Which other bearings have the same 30 mm bore as the NU306?
Other cylindrical roller bearings with a 30 mm bore include NU1006 (55 mm OD), N206 (62 mm OD), NF206 (62 mm OD), NJ206 (62 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the NU306 bearing across India?
Yes. Logass Trade Centre supplies the NU306 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 NU306?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.