Cylindrical Roller Bearings
NJ424 Cylindrical Roller Bearing
120 × 310 × 72 mm
NJ424 is a cylindrical roller bearing from the NJ4 series with a 120 mm bore, a 310 mm outside diameter and a 72 mm width. It has a dynamic load rating of 607,500 N and a static load rating of 693,000 N and a speed rating of 2,070 rpm (oil lubrication), weighing about 28.9 kg. The radial cross-section (D − d) is 190 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
NJ424 Specifications
| Bearing No. | NJ424 |
|---|---|
| d (Bore) | 120 mm |
| D (Outer Dia.) | 310 mm |
| B (Width) | 72 mm |
| Dynamic Load | 607,500 N |
| Static Load | 693,000 N |
| Max. RPM | 2,070 |
| Weight | 28.9 kg |
| Series | NJ4 Series Single Row Cylindrical Roller Bearings |
NJ424 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the NJ4 series page.
NJ424 C3
radial clearance larger than normal
NJ424 M
machined brass cage
NJ424 K
tapered bore (1:12)
NJ424 P6
higher running accuracy (ISO class 6)
Neighbouring Sizes in the NJ4 Series
NJ424 — Frequently Asked Questions
What are the dimensions of the NJ424 bearing?
The NJ424 has a bore (d) of 120 mm, an outside diameter (D) of 310 mm and a width of 72 mm, so it is written 120 × 310 × 72 mm.
What is the load rating of the NJ424?
Dynamic load rating 607,500 N and static load rating 693,000 N. The speed rating is 2,070 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Is the NJ424 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include NJ424 C3 (radial clearance larger than normal), NJ424 M (machined brass cage), NJ424 K (tapered bore (1:12)), NJ424 P6 (higher running accuracy (ISO class 6)). Tell us the exact designation you need in a quote request.
Which other bearings have the same 120 mm bore as the NJ424?
Other cylindrical roller bearings with a 120 mm bore include NU1024 (180 mm OD), N224 (215 mm OD), NF224 (215 mm OD), NJ224 (215 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the NJ424 bearing across India?
Yes. Logass Trade Centre supplies the NJ424 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 NJ424?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.