Cylindrical Roller Bearings
NJ2304 Cylindrical Roller Bearing
20 × 52 × 21 mm
NJ2304 is a cylindrical roller bearing from the NJ23 series with a 20 mm bore, a 52 mm outside diameter and a 21 mm width. It has a dynamic load rating of 29,700 N and a static load rating of 27,000 N and a speed rating of 13,500 rpm (oil lubrication), weighing about 0.25 kg. The radial cross-section (D − d) is 32 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
NJ2304 Specifications
| Bearing No. | NJ2304 |
|---|---|
| d (Bore) | 20 mm |
| D (Outer Dia.) | 52 mm |
| B (Width) | 21 mm |
| Dynamic Load | 29,700 N |
| Static Load | 27,000 N |
| Max. RPM | 13,500 |
| Weight | 0.25 kg |
| Series | NJ23 Series Single Row Cylindrical Roller Bearings |
NJ2304 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the NJ23 series page.
Neighbouring Sizes in the NJ23 Series
NJ2304 — Frequently Asked Questions
What are the dimensions of the NJ2304 bearing?
The NJ2304 has a bore (d) of 20 mm, an outside diameter (D) of 52 mm and a width of 21 mm, so it is written 20 × 52 × 21 mm.
What is the load rating of the NJ2304?
Dynamic load rating 29,700 N and static load rating 27,000 N. The speed rating is 13,500 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Is the NJ2304 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include NJ2304 C3 (radial clearance larger than normal), NJ2304 M (machined brass cage), NJ2304 K (tapered bore (1:12)), NJ2304 P6 (higher running accuracy (ISO class 6)). Tell us the exact designation you need in a quote request.
Which other bearings have the same 20 mm bore as the NJ2304?
Other cylindrical roller bearings with a 20 mm bore include N204 (47 mm OD), NF204 (47 mm OD), NJ204 (47 mm OD), NJ2204 (47 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the NJ2304 bearing across India?
Yes. Logass Trade Centre supplies the NJ2304 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 cylindrical 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 NJ2304?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.