Cylindrical Roller Bearings
N330 Cylindrical Roller Bearing
150 × 320 × 65 mm
N330 is a cylindrical roller bearing from the N3 series with a 150 mm bore, a 320 mm outside diameter and a 65 mm width. It has a dynamic load rating of 598,500 N and a static load rating of 724,500 N and a speed rating of 2,250 rpm (oil lubrication), weighing about 24.7 kg. The radial cross-section (D − d) is 170 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
N330 Specifications
| Bearing No. | N330 |
|---|---|
| d (Bore) | 150 mm |
| D (Outer Dia.) | 320 mm |
| B (Width) | 65 mm |
| Dynamic Load | 598,500 N |
| Static Load | 724,500 N |
| Max. RPM | 2,250 |
| Weight | 24.7 kg |
| Series | N3 Series Single Row Cylindrical Roller Bearings |
N330 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the N3 series page.
N330 C3
radial clearance larger than normal
N330 M
machined brass cage
N330 K
tapered bore (1:12)
N330 P6
higher running accuracy (ISO class 6)
Neighbouring Sizes in the N3 Series
N330 — Frequently Asked Questions
What are the dimensions of the N330 bearing?
The N330 has a bore (d) of 150 mm, an outside diameter (D) of 320 mm and a width of 65 mm, so it is written 150 × 320 × 65 mm.
What is the load rating of the N330?
Dynamic load rating 598,500 N and static load rating 724,500 N. The speed rating is 2,250 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Is the N330 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include N330 C3 (radial clearance larger than normal), N330 M (machined brass cage), N330 K (tapered bore (1:12)), N330 P6 (higher running accuracy (ISO class 6)). Tell us the exact designation you need in a quote request.
Which other bearings have the same 150 mm bore as the N330?
Other cylindrical roller bearings with a 150 mm bore include NU1030 (225 mm OD), N230 (270 mm OD), NF230 (270 mm OD), NJ230 (270 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the N330 bearing across India?
Yes. Logass Trade Centre supplies the N330 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 N330?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.