Cylindrical Roller Bearings
NJ228 Cylindrical Roller Bearing
140 × 250 × 42 mm
NJ228 is a cylindrical roller bearing from the NJ2 series with a 140 mm bore, a 250 mm outside diameter and a 42 mm width. It has a dynamic load rating of 292,500 N and a static load rating of 378,000 N and a speed rating of 2,790 rpm (oil lubrication), weighing about 7.72 kg. The radial cross-section (D − d) is 110 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
NJ228 Specifications
| Bearing No. | NJ228 |
|---|---|
| d (Bore) | 140 mm |
| D (Outer Dia.) | 250 mm |
| B (Width) | 42 mm |
| Dynamic Load | 292,500 N |
| Static Load | 378,000 N |
| Max. RPM | 2,790 |
| Weight | 7.72 kg |
| Series | NJ2 Series Single Row Cylindrical Roller Bearings |
NJ228 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the NJ2 series page.
NJ228 C3
radial clearance larger than normal
NJ228 M
machined brass cage
NJ228 K
tapered bore (1:12)
NJ228 P6
higher running accuracy (ISO class 6)
Neighbouring Sizes in the NJ2 Series
NJ228 — Frequently Asked Questions
What are the dimensions of the NJ228 bearing?
The NJ228 has a bore (d) of 140 mm, an outside diameter (D) of 250 mm and a width of 42 mm, so it is written 140 × 250 × 42 mm.
What is the load rating of the NJ228?
Dynamic load rating 292,500 N and static load rating 378,000 N. The speed rating is 2,790 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Is the NJ228 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include NJ228 C3 (radial clearance larger than normal), NJ228 M (machined brass cage), NJ228 K (tapered bore (1:12)), NJ228 P6 (higher running accuracy (ISO class 6)). Tell us the exact designation you need in a quote request.
Which other bearings have the same 140 mm bore as the NJ228?
Other cylindrical roller bearings with a 140 mm bore include NU1028 (210 mm OD), N228 (250 mm OD), NF228 (250 mm OD), NJ2228 (250 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the NJ228 bearing across India?
Yes. Logass Trade Centre supplies the NJ228 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 NJ228?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.