Cylindrical Roller Bearings
NJ320 Cylindrical Roller Bearing
100 × 215 × 47 mm
NJ320 is a cylindrical roller bearing from the NJ3 series with a 100 mm bore, a 215 mm outside diameter and a 47 mm width. It has a dynamic load rating of 283,500 N and a static load rating of 328,500 N and a speed rating of 3,420 rpm (oil lubrication), weighing about 7.32 kg. The radial cross-section (D − d) is 115 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
NJ320 Specifications
| Bearing No. | NJ320 |
|---|---|
| d (Bore) | 100 mm |
| D (Outer Dia.) | 215 mm |
| B (Width) | 47 mm |
| Dynamic Load | 283,500 N |
| Static Load | 328,500 N |
| Max. RPM | 3,420 |
| Weight | 7.32 kg |
| Series | NJ3 Series Single Row Cylindrical Roller Bearings |
NJ320 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the NJ3 series page.
NJ320 C3
radial clearance larger than normal
NJ320 M
machined brass cage
NJ320 K
tapered bore (1:12)
NJ320 P6
higher running accuracy (ISO class 6)
Neighbouring Sizes in the NJ3 Series
NJ320 — Frequently Asked Questions
What are the dimensions of the NJ320 bearing?
The NJ320 has a bore (d) of 100 mm, an outside diameter (D) of 215 mm and a width of 47 mm, so it is written 100 × 215 × 47 mm.
What is the load rating of the NJ320?
Dynamic load rating 283,500 N and static load rating 328,500 N. The speed rating is 3,420 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Is the NJ320 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include NJ320 C3 (radial clearance larger than normal), NJ320 M (machined brass cage), NJ320 K (tapered bore (1:12)), NJ320 P6 (higher running accuracy (ISO class 6)). Tell us the exact designation you need in a quote request.
Which other bearings have the same 100 mm bore as the NJ320?
Other cylindrical roller bearings with a 100 mm bore include NU1020 (150 mm OD), N220 (180 mm OD), NF220 (180 mm OD), NJ220 (180 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the NJ320 bearing across India?
Yes. Logass Trade Centre supplies the NJ320 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 NJ320?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.