Cylindrical Roller Bearings
NJ221 Cylindrical Roller Bearing
105 × 190 × 36 mm
NJ221 is a cylindrical roller bearing from the NJ2 series with a 105 mm bore, a 190 mm outside diameter and a 36 mm width. It has a dynamic load rating of 180,900 N and a static load rating of 216,900 N and a speed rating of 3,870 rpm (oil lubrication), weighing about 3.87 kg. The radial cross-section (D − d) is 85 mm.
Brands: NTN, FAG, SKF, NBC, DTC, SLS
NJ221 Specifications
| Bearing No. | NJ221 |
|---|---|
| d (Bore) | 105 mm |
| D (Outer Dia.) | 190 mm |
| B (Width) | 36 mm |
| Dynamic Load | 180,900 N |
| Static Load | 216,900 N |
| Max. RPM | 3,870 |
| Weight | 3.87 kg |
| Series | NJ2 Series Single Row Cylindrical Roller Bearings |
NJ221 Variants & Designations
Typical designations for this size, subject to availability. Full suffix meanings are listed on the NJ2 series page.
NJ221 C3
radial clearance larger than normal
NJ221 M
machined brass cage
NJ221 K
tapered bore (1:12)
NJ221 P6
higher running accuracy (ISO class 6)
Neighbouring Sizes in the NJ2 Series
NJ221 — Frequently Asked Questions
What are the dimensions of the NJ221 bearing?
The NJ221 has a bore (d) of 105 mm, an outside diameter (D) of 190 mm and a width of 36 mm, so it is written 105 × 190 × 36 mm.
What is the load rating of the NJ221?
Dynamic load rating 180,900 N and static load rating 216,900 N. The speed rating is 3,870 rpm with oil lubrication; for grease lubrication use about 75% of that value.
Is the NJ221 available with seals, special clearance or other options?
Yes, subject to availability. Typical designations include NJ221 C3 (radial clearance larger than normal), NJ221 M (machined brass cage), NJ221 K (tapered bore (1:12)), NJ221 P6 (higher running accuracy (ISO class 6)). Tell us the exact designation you need in a quote request.
Which other bearings have the same 105 mm bore as the NJ221?
Other cylindrical roller bearings with a 105 mm bore include NU1021 (160 mm OD), N221 (190 mm OD), NF221 (190 mm OD), NU221 (190 mm OD). A larger outside diameter generally means a higher load rating.
Do you supply the NJ221 bearing across India?
Yes. Logass Trade Centre supplies the NJ221 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 NJ221?
Share your quantity and preferred brand — our technical team will confirm availability and pricing within one business day.